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70136095 = 514027219
BaseRepresentation
bin1000010111000…
…11000100011111
311212222021122011
410023203010133
5120423323340
610543132051
71511101261
oct413430437
9155867564
1070136095
1136654317
121b5a4027
13116b8763
149459b31
1562560ea
hex42e311f

70136095 has 4 divisors (see below), whose sum is σ = 84163320. Its totient is φ = 56108872.

The previous prime is 70136093. The next prime is 70136107. The reversal of 70136095 is 59063107.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 59063107 = 473312479.

It is a cyclic number.

It is not a de Polignac number, because 70136095 - 21 = 70136093 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70136093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7013605 + ... + 7013614.

It is an arithmetic number, because the mean of its divisors is an integer number (21040830).

Almost surely, 270136095 is an apocalyptic number.

70136095 is a deficient number, since it is larger than the sum of its proper divisors (14027225).

70136095 is a wasteful number, since it uses less digits than its factorization.

70136095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14027224.

The product of its (nonzero) digits is 5670, while the sum is 31.

The square root of 70136095 is about 8374.7295478720. The cubic root of 70136095 is about 412.3954458002.

The spelling of 70136095 in words is "seventy million, one hundred thirty-six thousand, ninety-five".

Divisors: 1 5 14027219 70136095