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8970000893 = 78627148537
BaseRepresentation
bin10000101101010011…
…10101100111111101
3212011010122020222022
420112221311213331
5121332310012033
64042030125525
7435166515050
oct102651654775
925133566868
108970000893
113893371487
1218a40508a5
13acc4a8849
14611446a97
15377753098
hex216a759fd

8970000893 has 8 divisors (see below), whose sum is σ = 10252686912. Its totient is φ = 7687629216.

The previous prime is 8970000857. The next prime is 8970000899. The reversal of 8970000893 is 3980000798.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 8970000893 - 210 = 8969999869 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8970000899) 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, 13880 + ... + 134657.

It is an arithmetic number, because the mean of its divisors is an integer number (1281585864).

Almost surely, 28970000893 is an apocalyptic number.

It is an amenable number.

8970000893 is a deficient number, since it is larger than the sum of its proper divisors (1282686019).

8970000893 is a wasteful number, since it uses less digits than its factorization.

8970000893 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157171.

The product of its (nonzero) digits is 108864, while the sum is 44.

The square root of 8970000893 is about 94710.0886547996. The cubic root of 8970000893 is about 2077.7701149833.

The spelling of 8970000893 in words is "eight billion, nine hundred seventy million, eight hundred ninety-three", and thus it is an aban number.

Divisors: 1 7 8627 60389 148537 1039759 1281428699 8970000893