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10868637 = 313436481
BaseRepresentation
bin101001011101…
…011110011101
3202110011222010
4221131132131
510240244022
61024541433
7161244663
oct51353635
922404863
1010868637
11615384a
123781879
132337060
14162cc33
15e4a50c
hexa5d79d

10868637 has 16 divisors (see below), whose sum is σ = 15971648. Its totient is φ = 6531840.

The previous prime is 10868617. The next prime is 10868647. The reversal of 10868637 is 73686801.

10868637 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10868637 - 26 = 10868573 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10868595 and 10868604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10868617) 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, 1564 + ... + 4917.

It is an arithmetic number, because the mean of its divisors is an integer number (998228).

Almost surely, 210868637 is an apocalyptic number.

It is an amenable number.

10868637 is a deficient number, since it is larger than the sum of its proper divisors (5103011).

10868637 is a wasteful number, since it uses less digits than its factorization.

10868637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6540.

The product of its (nonzero) digits is 48384, while the sum is 39.

The square root of 10868637 is about 3296.7615928362. The cubic root of 10868637 is about 221.5091623004.

The spelling of 10868637 in words is "ten million, eight hundred sixty-eight thousand, six hundred thirty-seven".

Divisors: 1 3 13 39 43 129 559 1677 6481 19443 84253 252759 278683 836049 3622879 10868637