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70095561 = 3199117413
BaseRepresentation
bin1000010110110…
…01001011001001
311212220020000220
410023121023021
5120421024221
610542220253
71510542144
oct413311311
9155806026
1070095561
1136626918
121b584689
13116a3183
14944905b
1562490c6
hex42d92c9

70095561 has 8 divisors (see below), whose sum is σ = 93931200. Its totient is φ = 46495152.

The previous prime is 70095551. The next prime is 70095577. The reversal of 70095561 is 16559007.

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

It is not a de Polignac number, because 70095561 - 29 = 70095049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70095551) 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, 58110 + ... + 59303.

It is an arithmetic number, because the mean of its divisors is an integer number (11741400).

Almost surely, 270095561 is an apocalyptic number.

It is an amenable number.

70095561 is a deficient number, since it is larger than the sum of its proper divisors (23835639).

70095561 is a wasteful number, since it uses less digits than its factorization.

70095561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117615.

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 70095561 is about 8372.3091796708. The cubic root of 70095561 is about 412.3159847738.

The spelling of 70095561 in words is "seventy million, ninety-five thousand, five hundred sixty-one".

Divisors: 1 3 199 597 117413 352239 23365187 70095561