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969163895 = 5723955771
BaseRepresentation
bin111001110001000…
…100010001110111
32111112122121221002
4321301010101313
53441101221040
6240100313515
733005520500
oct7161042167
92445577832
10969163895
114580821a7
122306a289b
13125a3177b
1492a01ba7
155a13ea15
hex39c44477

969163895 has 12 divisors (see below), whose sum is σ = 1352874024. Its totient is φ = 664569360.

The previous prime is 969163891. The next prime is 969163927. The reversal of 969163895 is 598361969.

969163895 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 969163895 - 22 = 969163891 is a prime.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 969163895.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (969163891) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1977641 + ... + 1978130.

It is an arithmetic number, because the mean of its divisors is an integer number (112739502).

Almost surely, 2969163895 is an apocalyptic number.

969163895 is a deficient number, since it is larger than the sum of its proper divisors (383710129).

969163895 is a wasteful number, since it uses less digits than its factorization.

969163895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3955790 (or 3955783 counting only the distinct ones).

The product of its digits is 3149280, while the sum is 56.

The square root of 969163895 is about 31131.3972542191. The cubic root of 969163895 is about 989.6137986184.

The spelling of 969163895 in words is "nine hundred sixty-nine million, one hundred sixty-three thousand, eight hundred ninety-five".

Divisors: 1 5 7 35 49 245 3955771 19778855 27690397 138451985 193832779 969163895