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11893907087296 = 261364722095149
BaseRepresentation
bin1010110100010100010000…
…0110110101111111000000
31120010001020211112201121021
42231011010012311333000
53024332210203243141
641143552510435224
72335210051102063
oct255050406657700
946101224481537
1011893907087296
1138761a5528263
121401151502b14
1368378a7b2770
142d194d6848da
151595c3d486d1
hexad1441b5fc0

11893907087296 has 56 divisors (see below), whose sum is σ = 25456794501600. Its totient is φ = 5481010793472.

The previous prime is 11893907087281. The next prime is 11893907087299. The reversal of 11893907087296 is 69278070939811.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11893907087299) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10509271 + ... + 11585878.

It is an arithmetic number, because the mean of its divisors is an integer number (454585616100).

Almost surely, 211893907087296 is an apocalyptic number.

11893907087296 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11893907087296 is an abundant number, since it is smaller than the sum of its proper divisors (13562887414304).

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

11893907087296 is a wasteful number, since it uses less digits than its factorization.

11893907087296 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22095821 (or 22095811 counting only the distinct ones).

The product of its (nonzero) digits is 82301184, while the sum is 70.

The spelling of 11893907087296 in words is "eleven trillion, eight hundred ninety-three billion, nine hundred seven million, eighty-seven thousand, two hundred ninety-six".

Divisors: 1 2 4 8 13 16 26 32 52 64 104 208 416 647 832 1294 2588 5176 8411 10352 16822 20704 33644 41408 67288 134576 269152 538304 22095149 44190298 88380596 176761192 287236937 353522384 574473874 707044768 1148947748 1414089536 2297895496 4595790992 9191581984 14295561403 18383163968 28591122806 57182245612 114364491224 185842298239 228728982448 371684596478 457457964896 743369192956 914915929792 1486738385912 2973476771824 5946953543648 11893907087296