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10692145686 = 235701312581
BaseRepresentation
bin10011111010100110…
…10011001000010110
31000121011011021111210
421331103103020112
5133344142130221
64524545442250
7525650511255
oct117523231026
930534137453
1010692145686
11459748a342
1220a4940386
131015209831
1473605479c
15428a2d276
hex27d4d3216

10692145686 has 16 divisors (see below), whose sum is σ = 21388110768. Its totient is φ = 3563412000.

The previous prime is 10692145679. The next prime is 10692145687. The reversal of 10692145686 is 68654129601.

10692145686 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×106921456862 (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10692145687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 122085 + ... + 190496.

It is an arithmetic number, because the mean of its divisors is an integer number (1336756923).

Almost surely, 210692145686 is an apocalyptic number.

10692145686 is an abundant number, since it is smaller than the sum of its proper divisors (10695965082).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10692145686 is a wasteful number, since it uses less digits than its factorization.

10692145686 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318287.

The product of its (nonzero) digits is 622080, while the sum is 48.

The spelling of 10692145686 in words is "ten billion, six hundred ninety-two million, one hundred forty-five thousand, six hundred eighty-six".

Divisors: 1 2 3 6 5701 11402 17103 34206 312581 625162 937743 1875486 1782024281 3564048562 5346072843 10692145686