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23980957294 = 274253402757
BaseRepresentation
bin10110010101011000…
…000101111001101110
32021220021101212000111
4112111120011321232
5343103111113134
615003335050234
71506161526250
oct262530057156
967807355014
1023980957294
11a196697178
12479321097a
13235238c878
141236cbdcd0
159554cdc64
hex595605e6e

23980957294 has 16 divisors (see below), whose sum is σ = 41119980768. Its totient is φ = 10275111072.

The previous prime is 23980957279. The next prime is 23980957361. The reversal of 23980957294 is 49275908932.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 141837 + ... + 260920.

It is an arithmetic number, because the mean of its divisors is an integer number (2569998798).

Almost surely, 223980957294 is an apocalyptic number.

23980957294 is a deficient number, since it is larger than the sum of its proper divisors (17139023474).

23980957294 is a wasteful number, since it uses less digits than its factorization.

23980957294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407019.

The product of its (nonzero) digits is 9797760, while the sum is 58.

The spelling of 23980957294 in words is "twenty-three billion, nine hundred eighty million, nine hundred fifty-seven thousand, two hundred ninety-four".

Divisors: 1 2 7 14 4253 8506 29771 59542 402757 805514 2819299 5638598 1712925521 3425851042 11990478647 23980957294