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30864806395 = 519132319169
BaseRepresentation
bin11100101111101011…
…111001000111111011
32221200000120121201121
4130233223321013323
51001202342301040
622102403530111
72141600345203
oct345753710773
987600517647
1030864806395
11120a9418965
125b94689937
132bab5b8867
1416cb243403
15c09a02c4a
hex72faf91fb

30864806395 has 8 divisors (see below), whose sum is σ = 37231683840. Its totient is φ = 24562567680.

The previous prime is 30864806389. The next prime is 30864806407. The reversal of 30864806395 is 59360846803.

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

It is not a de Polignac number, because 30864806395 - 25 = 30864806363 is a prime.

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, 16158630 + ... + 16160539.

It is an arithmetic number, because the mean of its divisors is an integer number (4653960480).

Almost surely, 230864806395 is an apocalyptic number.

30864806395 is a deficient number, since it is larger than the sum of its proper divisors (6366877445).

30864806395 is a wasteful number, since it uses less digits than its factorization.

30864806395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32319365.

The product of its (nonzero) digits is 3732480, while the sum is 52.

The spelling of 30864806395 in words is "thirty billion, eight hundred sixty-four million, eight hundred six thousand, three hundred ninety-five".

Divisors: 1 5 191 955 32319169 161595845 6172961279 30864806395