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23142249610 = 2513716892153
BaseRepresentation
bin10101100011011000…
…101011010010001010
32012201211020002100221
4111203120223102022
5334343403441420
614344214420254
71446325606324
oct254330532212
965654202327
1023142249610
1198a6218727
12459a36168a
13224a6a642c
14119775a614
15906a5ccaa
hex56362b48a

23142249610 has 16 divisors (see below), whose sum is σ = 41960110536. Its totient is φ = 9189330688.

The previous prime is 23142249547. The next prime is 23142249619. The reversal of 23142249610 is 1694224132.

It can be written as a sum of positive squares in 4 ways, for example, as 13888386801 + 9253862809 = 117849^2 + 96197^2 .

It is not an unprimeable number, because it can be changed into a prime (23142249619) 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, 8444707 + ... + 8447446.

Almost surely, 223142249610 is an apocalyptic number.

23142249610 is a deficient number, since it is larger than the sum of its proper divisors (18817860926).

23142249610 is a wasteful number, since it uses less digits than its factorization.

23142249610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16892297.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 23142249610 in words is "twenty-three billion, one hundred forty-two million, two hundred forty-nine thousand, six hundred ten".

Divisors: 1 2 5 10 137 274 685 1370 16892153 33784306 84460765 168921530 2314224961 4628449922 11571124805 23142249610