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7985058 = 231330843
BaseRepresentation
bin11110011101011110100010
3120000200102220
4132131132202
54021010213
6443051510
7124605024
oct36353642
916020386
107985058
114564324
122810b96
1318676b3
1410bc014
15a7ae23
hex79d7a2

7985058 has 8 divisors (see below), whose sum is σ = 15970128. Its totient is φ = 2661684.

The previous prime is 7985041. The next prime is 7985069. The reversal of 7985058 is 8505897.

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

7985058 is an admirable number.

It is a super-2 number, since 2×79850582 = 127522302526728, which contains 22 as substring.

It is a Curzon 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, 665416 + ... + 665427.

It is an arithmetic number, because the mean of its divisors is an integer number (1996266).

Almost surely, 27985058 is an apocalyptic number.

7985058 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

7985058 is a wasteful number, since it uses less digits than its factorization.

7985058 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330848.

The product of its (nonzero) digits is 100800, while the sum is 42.

The square root of 7985058 is about 2825.7844928444. The cubic root of 7985058 is about 199.8754057308.

The spelling of 7985058 in words is "seven million, nine hundred eighty-five thousand, fifty-eight".

Divisors: 1 2 3 6 1330843 2661686 3992529 7985058