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6250485240 = 2332540942451
BaseRepresentation
bin1011101001000111…
…01101010111111000
3121010121101112211100
411310203231113320
5100300111011430
62512121331400
7310615151016
oct56443552770
917117345740
106250485240
11271826608a
121265336b60
13787c4b29c
144341b38b6
15268b15960
hex1748ed5f8

6250485240 has 96 divisors (see below), whose sum is σ = 20364224400. Its totient is φ = 1662681600.

The previous prime is 6250485211. The next prime is 6250485247. The reversal of 6250485240 is 425840526.

It is a happy number.

6250485240 is a `hidden beast` number, since 62 + 504 + 8 + 52 + 40 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 6250485195 and 6250485204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6250485247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 126015 + ... + 168465.

Almost surely, 26250485240 is an apocalyptic number.

6250485240 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6250485240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10182112200).

6250485240 is an abundant number, since it is smaller than the sum of its proper divisors (14113739160).

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

6250485240 is a wasteful number, since it uses less digits than its factorization.

6250485240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42877 (or 42870 counting only the distinct ones).

The product of its (nonzero) digits is 76800, while the sum is 36.

The square root of 6250485240 is about 79060.0103718688. The cubic root of 6250485240 is about 1842.0634184717.

The spelling of 6250485240 in words is "six billion, two hundred fifty million, four hundred eighty-five thousand, two hundred forty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 24 30 36 40 45 60 72 90 120 180 360 409 818 1227 1636 2045 2454 3272 3681 4090 4908 6135 7362 8180 9816 12270 14724 16360 18405 24540 29448 36810 42451 49080 73620 84902 127353 147240 169804 212255 254706 339608 382059 424510 509412 636765 764118 849020 1018824 1273530 1528236 1698040 1910295 2547060 3056472 3820590 5094120 7641180 15282360 17362459 34724918 52087377 69449836 86812295 104174754 138899672 156262131 173624590 208349508 260436885 312524262 347249180 416699016 520873770 625048524 694498360 781310655 1041747540 1250097048 1562621310 2083495080 3125242620 6250485240