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70130566 = 2113187753
BaseRepresentation
bin1000010111000…
…01101110000110
311212222000001101
410023201232012
5120423134231
610543050314
71511046202
oct413415606
9155860041
1070130566
1136650150
121b5a099a
13116b609c
149457b02
156254661
hex42e1b86

70130566 has 8 divisors (see below), whose sum is σ = 114759144. Its totient is φ = 31877520.

The previous prime is 70130531. The next prime is 70130579. The reversal of 70130566 is 66503107.

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

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, 1593855 + ... + 1593898.

It is an arithmetic number, because the mean of its divisors is an integer number (14344893).

Almost surely, 270130566 is an apocalyptic number.

70130566 is a deficient number, since it is larger than the sum of its proper divisors (44628578).

70130566 is a wasteful number, since it uses less digits than its factorization.

70130566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3187766.

The product of its (nonzero) digits is 3780, while the sum is 28.

The square root of 70130566 is about 8374.3994411540. The cubic root of 70130566 is about 412.3846088014.

The spelling of 70130566 in words is "seventy million, one hundred thirty thousand, five hundred sixty-six".

Divisors: 1 2 11 22 3187753 6375506 35065283 70130566