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10885251013 = 7131571913989
BaseRepresentation
bin10100010001100111…
…11011111111000101
31001002121112001012221
422020303323333011
5134243111013023
65000044412341
7533514051460
oct121063737705
931077461187
1010885251013
11468649321a
1221395470b1
13104621b840
147539602d7
1543a97485d
hex288cfbfc5

10885251013 has 32 divisors (see below), whose sum is σ = 13556551680. Its totient is φ = 8510711040.

The previous prime is 10885250983. The next prime is 10885251029. The reversal of 10885251013 is 31015258801.

It is not a de Polignac number, because 10885251013 - 221 = 10883153861 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 10885251013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10885251053) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2726823 + ... + 2730811.

It is an arithmetic number, because the mean of its divisors is an integer number (423642240).

Almost surely, 210885251013 is an apocalyptic number.

10885251013 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

10885251013 is a deficient number, since it is larger than the sum of its proper divisors (2671300667).

10885251013 is a wasteful number, since it uses less digits than its factorization.

10885251013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4357.

The product of its (nonzero) digits is 9600, while the sum is 34.

The spelling of 10885251013 in words is "ten billion, eight hundred eighty-five million, two hundred fifty-one thousand, thirteen".

Divisors: 1 7 13 91 157 191 1099 1337 2041 2483 3989 14287 17381 27923 29987 51857 209909 362999 389831 626273 761899 2728817 4383911 5333293 8141549 9904687 56990843 69332809 119618143 837327001 1555035859 10885251013