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106871893425 = 33521114393521
BaseRepresentation
bin110001110001000001…
…1111010110110110001
3101012212002022200212000
41203202003322312301
53222333201042200
6121032443324213
710502246051133
oct1434203726661
9335762280760
10106871893425
1141362441370
1218867220669
13a10241097b
14525b991053
152ba769b300
hex18e20fadb1

106871893425 has 48 divisors (see below), whose sum is σ = 214175607360. Its totient is φ = 51816672000.

The previous prime is 106871893421. The next prime is 106871893487. The reversal of 106871893425 is 524398178601.

106871893425 is a `hidden beast` number, since 1 + 0 + 68 + 71 + 8 + 93 + 425 = 666.

It is not a de Polignac number, because 106871893425 - 22 = 106871893421 is a prime.

It is a super-2 number, since 2×1068718934252 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (106871893421) 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 47 ways as a sum of consecutive naturals, for example, 7189336 + ... + 7204185.

It is an arithmetic number, because the mean of its divisors is an integer number (4461991820).

It is a 1-persistent number, because it is pandigital, but 2⋅106871893425 = 213743786850 is not.

Almost surely, 2106871893425 is an apocalyptic number.

106871893425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

106871893425 is an abundant number, since it is smaller than the sum of its proper divisors (107303713935).

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

106871893425 is a wasteful number, since it uses less digits than its factorization.

106871893425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14393551 (or 14393540 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 54.

The spelling of 106871893425 in words is "one hundred six billion, eight hundred seventy-one million, eight hundred ninety-three thousand, four hundred twenty-five".

Divisors: 1 3 5 9 11 15 25 27 33 45 55 75 99 135 165 225 275 297 495 675 825 1485 2475 7425 14393521 43180563 71967605 129541689 158328731 215902815 359838025 388625067 474986193 647708445 791643655 1079514075 1424958579 1943125335 2374930965 3238542225 3958218275 4274875737 7124792895 9715626675 11874654825 21374378685 35623964475 106871893425