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13880770841 = 728135319991
BaseRepresentation
bin11001110110101101…
…11100000100011001
31022211101010012220202
430323112330010121
5211411434131331
610213213031545
71000656414440
oct147326740431
938741105822
1013880770841
115983373643
1228347855b5
1314029c4a92
1495971bd57
15563930ecb
hex33b5bc119

13880770841 has 16 divisors (see below), whose sum is σ = 15966091008. Its totient is φ = 11821286400.

The previous prime is 13880770837. The next prime is 13880770843. The reversal of 13880770841 is 14807708831.

It is not a de Polignac number, because 13880770841 - 22 = 13880770837 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (13880770843) 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, 684356 + ... + 704346.

It is an arithmetic number, because the mean of its divisors is an integer number (997880688).

Almost surely, 213880770841 is an apocalyptic number.

It is an amenable number.

13880770841 is a deficient number, since it is larger than the sum of its proper divisors (2085320167).

13880770841 is a wasteful number, since it uses less digits than its factorization.

13880770841 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20632.

The product of its (nonzero) digits is 301056, while the sum is 47.

The spelling of 13880770841 in words is "thirteen billion, eight hundred eighty million, seven hundred seventy thousand, eight hundred forty-one".

Divisors: 1 7 281 353 1967 2471 19991 99193 139937 694351 5617471 7056823 39322297 49397761 1982967263 13880770841