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23906667372 = 2237398971347
BaseRepresentation
bin10110010000111100…
…101100101101101100
32021201002121112101220
4112100330230231230
5342430101323442
614552122503340
71504300214460
oct262074545554
967632545356
1023906667372
11a158766045
124772364b50
13233cb7b533
14122b0a24a0
1594dc06eec
hex590f2cb6c

23906667372 has 48 divisors (see below), whose sum is σ = 63767988480. Its totient is φ = 6828668352.

The previous prime is 23906667353. The next prime is 23906667431. The reversal of 23906667372 is 27376660932.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 299403 + ... + 370749.

It is an arithmetic number, because the mean of its divisors is an integer number (1328499760).

Almost surely, 223906667372 is an apocalyptic number.

It is an amenable number.

23906667372 is an abundant number, since it is smaller than the sum of its proper divisors (39861321108).

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

23906667372 is a wasteful number, since it uses less digits than its factorization.

23906667372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75350 (or 75348 counting only the distinct ones).

The product of its (nonzero) digits is 3429216, while the sum is 51.

The spelling of 23906667372 in words is "twenty-three billion, nine hundred six million, six hundred sixty-seven thousand, three hundred seventy-two".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 3989 7978 11967 15956 23934 27923 47868 55846 71347 83769 111692 142694 167538 214041 285388 335076 428082 499429 856164 998858 1498287 1997716 2996574 5993148 284603183 569206366 853809549 1138412732 1707619098 1992222281 3415238196 3984444562 5976666843 7968889124 11953333686 23906667372