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8930143958 = 25497381223
BaseRepresentation
bin10000101000100011…
…10010111011010110
3212001100122022112112
420110101302323112
5121242104101313
64034043551022
7434203654061
oct102421627326
925040568475
108930143958
11387291936a
12189282b472
13ac4162168
1460a02d8d8
15373ecd8a8
hex214472ed6

8930143958 has 8 divisors (see below), whose sum is σ = 13395624528. Its totient is φ = 4464935784.

The previous prime is 8930143931. The next prime is 8930143969. The reversal of 8930143958 is 8593410398.

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

It is a super-2 number, since 2×89301439582 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69335 + ... + 150557.

It is an arithmetic number, because the mean of its divisors is an integer number (1674453066).

Almost surely, 28930143958 is an apocalyptic number.

8930143958 is a deficient number, since it is larger than the sum of its proper divisors (4465480570).

8930143958 is a wasteful number, since it uses less digits than its factorization.

8930143958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136198.

The product of its (nonzero) digits is 933120, while the sum is 50.

The square root of 8930143958 is about 94499.4389295513. The cubic root of 8930143958 is about 2074.6881194196.

The spelling of 8930143958 in words is "eight billion, nine hundred thirty million, one hundred forty-three thousand, nine hundred fifty-eight".

Divisors: 1 2 54973 81223 109946 162446 4465071979 8930143958