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10692241389 = 3237197162989
BaseRepresentation
bin10011111010100111…
…01010011111101101
31000121011100010210100
421331103222133231
5133344203211024
64524551501313
7525651360264
oct117523523755
930534303710
1010692241389
114597545235
1220a4987839
13101524126b
1473607b5db
15428a4b7c9
hex27d4ea7ed

10692241389 has 24 divisors (see below), whose sum is σ = 15942377880. Its totient is φ = 6900259968.

The previous prime is 10692241381. The next prime is 10692241397. The reversal of 10692241389 is 98314229601.

It is an interprime number because it is at equal distance from previous prime (10692241381) and next prime (10692241397).

It can be written as a sum of positive squares in 4 ways, for example, as 4087428489 + 6604812900 = 63933^2 + 81270^2 .

It is not a de Polignac number, because 10692241389 - 23 = 10692241381 is a prime.

It is a super-2 number, since 2×106922413892 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10692241381) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 15894 + ... + 147095.

It is an arithmetic number, because the mean of its divisors is an integer number (664265745).

Almost surely, 210692241389 is an apocalyptic number.

It is an amenable number.

10692241389 is a deficient number, since it is larger than the sum of its proper divisors (5250136491).

10692241389 is a wasteful number, since it uses less digits than its factorization.

10692241389 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163229 (or 163226 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 10692241389 in words is "ten billion, six hundred ninety-two million, two hundred forty-one thousand, three hundred eighty-nine".

Divisors: 1 3 9 37 111 197 333 591 1773 7289 21867 65601 162989 488967 1466901 6030593 18091779 32108833 54275337 96326499 288979497 1188026821 3564080463 10692241389