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10831419 = 321916301
BaseRepresentation
bin101001010100…
…011000111011
3202101021220200
4221110120323
510233101134
61024053243
7161031324
oct51243073
922337820
1010831419
116128895
123764223
132323131
14161d44b
15e3e499
hexa5463b

10831419 has 12 divisors (see below), whose sum is σ = 15729792. Its totient is φ = 7182000.

The previous prime is 10831391. The next prime is 10831423. The reversal of 10831419 is 91413801.

10831419 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 10831419 - 219 = 10307131 is a prime.

It is a super-2 number, since 2×108314192 = 234639275107122, which contains 22 as substring.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 10831392 and 10831401.

It is not an unprimeable number, because it can be changed into a prime (10831489) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1432 + ... + 4869.

It is an arithmetic number, because the mean of its divisors is an integer number (1310816).

Almost surely, 210831419 is an apocalyptic number.

10831419 is a deficient number, since it is larger than the sum of its proper divisors (4898373).

10831419 is a wasteful number, since it uses less digits than its factorization.

10831419 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6498 (or 6495 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 10831419 is about 3291.1121220645. The cubic root of 10831419 is about 221.2560316272.

The spelling of 10831419 in words is "ten million, eight hundred thirty-one thousand, four hundred nineteen".

Divisors: 1 3 9 191 573 1719 6301 18903 56709 1203491 3610473 10831419