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8913159492 = 2231076941713
BaseRepresentation
bin10000100110100010…
…00000010101000100
3212000011200102020020
420103101000111010
5121223232100432
64032235535140
7433606414506
oct102321002504
925004612206
108913159492
113864278716
121888bba4b0
13ac0796493
14607a8bd76
1537277622c
hex213440544

8913159492 has 24 divisors (see below), whose sum is σ = 20991743136. Its totient is φ = 2943285888.

The previous prime is 8913159491. The next prime is 8913159499. The reversal of 8913159492 is 2949513198.

It is not an unprimeable number, because it can be changed into a prime (8913159491) 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, 3469573 + ... + 3472140.

It is an arithmetic number, because the mean of its divisors is an integer number (874655964).

Almost surely, 28913159492 is an apocalyptic number.

It is an amenable number.

8913159492 is an abundant number, since it is smaller than the sum of its proper divisors (12078583644).

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

8913159492 is a wasteful number, since it uses less digits than its factorization.

8913159492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6941827 (or 6941825 counting only the distinct ones).

The product of its digits is 699840, while the sum is 51.

The square root of 8913159492 is about 94409.5307265109. The cubic root of 8913159492 is about 2073.3719841179.

The spelling of 8913159492 in words is "eight billion, nine hundred thirteen million, one hundred fifty-nine thousand, four hundred ninety-two".

Divisors: 1 2 3 4 6 12 107 214 321 428 642 1284 6941713 13883426 20825139 27766852 41650278 83300556 742763291 1485526582 2228289873 2971053164 4456579746 8913159492