Search a number
-
+
70107995 = 514021599
BaseRepresentation
bin1000010110111…
…00001101011011
311212220212002102
410023130031123
5120421423440
610542354015
71510623326
oct413341533
9155825072
1070107995
11366351a1
121b58b90b
13116a8a29
14944d7bd
15624cb15
hex42dc35b

70107995 has 4 divisors (see below), whose sum is σ = 84129600. Its totient is φ = 56086392.

The previous prime is 70107943. The next prime is 70108001. The reversal of 70107995 is 59970107.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 59970107 = 461130087.

It is a cyclic number.

It is not a de Polignac number, because 70107995 - 212 = 70103899 is a prime.

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, 7010795 + ... + 7010804.

It is an arithmetic number, because the mean of its divisors is an integer number (21032400).

Almost surely, 270107995 is an apocalyptic number.

70107995 is a deficient number, since it is larger than the sum of its proper divisors (14021605).

70107995 is a wasteful number, since it uses less digits than its factorization.

70107995 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14021604.

The product of its (nonzero) digits is 19845, while the sum is 38.

The square root of 70107995 is about 8373.0517136824. The cubic root of 70107995 is about 412.3403630833.

The spelling of 70107995 in words is "seventy million, one hundred seven thousand, nine hundred ninety-five".

Divisors: 1 5 14021599 70107995