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195490482048 = 2733232459371
BaseRepresentation
bin1011011000010000100…
…1000000011110000000
3200200121001211102211000
42312010021000132000
511200331030411143
6225450155252000
720060302452231
oct2660411003600
9620531742730
10195490482048
11759a830a664
1231a7944a000
1315585c92364
149667219088
155142605bd3
hex2d84240780

195490482048 has 128 divisors (see below), whose sum is σ = 602054265600. Its totient is φ = 62330273280.

The previous prime is 195490482043. The next prime is 195490482053. The reversal of 195490482048 is 840284094591.

It is a happy number.

195490482048 is a `hidden beast` number, since 1 + 95 + 490 + 4 + 8 + 20 + 48 = 666.

It is an interprime number because it is at equal distance from previous prime (195490482043) and next prime (195490482053).

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 195490481985 and 195490482003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (195490482043) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1150198 + ... + 1309173.

It is an arithmetic number, because the mean of its divisors is an integer number (4703548950).

Almost surely, 2195490482048 is an apocalyptic number.

195490482048 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

195490482048 is an abundant number, since it is smaller than the sum of its proper divisors (406563783552).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

195490482048 is a wasteful number, since it uses less digits than its factorization.

195490482048 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2459417 (or 2459399 counting only the distinct ones).

The product of its (nonzero) digits is 3317760, while the sum is 54.

The spelling of 195490482048 in words is "one hundred ninety-five billion, four hundred ninety million, four hundred eighty-two thousand, forty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 23 24 27 32 36 46 48 54 64 69 72 92 96 108 128 138 144 184 192 207 216 276 288 368 384 414 432 552 576 621 736 828 864 1104 1152 1242 1472 1656 1728 2208 2484 2944 3312 3456 4416 4968 6624 8832 9936 13248 19872 26496 39744 79488 2459371 4918742 7378113 9837484 14756226 19674968 22134339 29512452 39349936 44268678 56565533 59024904 66403017 78699872 88537356 113131066 118049808 132806034 157399744 169696599 177074712 226262132 236099616 265612068 314799488 339393198 354149424 452524264 472199232 509089797 531224136 678786396 708298848 905048528 944398464 1018179594 1062448272 1357572792 1416597696 1527269391 1810097056 2036359188 2124896544 2715145584 2833195392 3054538782 3620194112 4072718376 4249793088 5430291168 6109077564 7240388224 8145436752 8499586176 10860582336 12218155128 16290873504 21721164672 24436310256 32581747008 48872620512 65163494016 97745241024 195490482048