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12672088251 = 328335342283
BaseRepresentation
bin10111100110101000…
…01011100010111011
31012201010202210002220
423303110023202323
5201423023311001
65453234455123
7626011654464
oct136324134273
935633683086
1012672088251
115413077509
122557a344a3
13126c480594
14882dabd6b
154e277cc36
hex2f350b8bb

12672088251 has 16 divisors (see below), whose sum is σ = 17004256896. Its totient is φ = 8394160896.

The previous prime is 12672088207. The next prime is 12672088267. The reversal of 12672088251 is 15288027621.

It is not a de Polignac number, because 12672088251 - 27 = 12672088123 is a prime.

It is a super-2 number, since 2×126720882512 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12672088291) 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 15 ways as a sum of consecutive naturals, for example, 278556 + ... + 320838.

It is an arithmetic number, because the mean of its divisors is an integer number (1062766056).

Almost surely, 212672088251 is an apocalyptic number.

12672088251 is a deficient number, since it is larger than the sum of its proper divisors (4332168645).

12672088251 is a wasteful number, since it uses less digits than its factorization.

12672088251 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42922.

The product of its (nonzero) digits is 107520, while the sum is 42.

The spelling of 12672088251 in words is "twelve billion, six hundred seventy-two million, eighty-eight thousand, two hundred fifty-one".

Divisors: 1 3 283 353 849 1059 42283 99899 126849 299697 11966089 14925899 35898267 44777697 4224029417 12672088251