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12898853 = 111961717
BaseRepresentation
bin110001001101…
…001000100101
3220021022220022
4301031020211
511300230403
61140244525
7214431662
oct61151045
926238808
1012898853
117310110
1243a0745
132898176
1419daa69
1511ebd38
hexc4d225

12898853 has 8 divisors (see below), whose sum is σ = 14812320. Its totient is φ = 11108880.

The previous prime is 12898817. The next prime is 12898861. The reversal of 12898853 is 35889821.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12898853 - 26 = 12898789 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12898253) 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, 30650 + ... + 31067.

It is an arithmetic number, because the mean of its divisors is an integer number (1851540).

Almost surely, 212898853 is an apocalyptic number.

It is an amenable number.

12898853 is a deficient number, since it is larger than the sum of its proper divisors (1913467).

12898853 is a wasteful number, since it uses less digits than its factorization.

12898853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61747.

The product of its digits is 138240, while the sum is 44.

The square root of 12898853 is about 3591.4973200603. The cubic root of 12898853 is about 234.5220586539.

The spelling of 12898853 in words is "twelve million, eight hundred ninety-eight thousand, eight hundred fifty-three".

Divisors: 1 11 19 209 61717 678887 1172623 12898853