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8900841964 = 227256979811
BaseRepresentation
bin10000100101000100…
…00001000111101100
3211222022111121202111
420102202001013230
5121212103420324
64031115533404
7433366623400
oct102242010754
924868447674
108900841964
113858325343
121884a5a264
13abb072ac1
146061a3100
15371641794
hex2128811ec

8900841964 has 36 divisors (see below), whose sum is σ = 18151643160. Its totient is φ = 3807894720.

The previous prime is 8900841953. The next prime is 8900841979. The reversal of 8900841964 is 4691480098.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 71619 + ... + 151429.

It is an arithmetic number, because the mean of its divisors is an integer number (504212310).

Almost surely, 28900841964 is an apocalyptic number.

It is an amenable number.

8900841964 is an abundant number, since it is smaller than the sum of its proper divisors (9250801196).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8900841964 is a wasteful number, since it uses less digits than its factorization.

8900841964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80398 (or 80389 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 49.

The square root of 8900841964 is about 94344.2736153075. The cubic root of 8900841964 is about 2072.4164459994.

The spelling of 8900841964 in words is "eight billion, nine hundred million, eight hundred forty-one thousand, nine hundred sixty-four".

Divisors: 1 2 4 7 14 28 49 98 196 569 1138 2276 3983 7966 15932 27881 55762 79811 111524 159622 319244 558677 1117354 2234708 3910739 7821478 15642956 45412459 90824918 181649836 317887213 635774426 1271548852 2225210491 4450420982 8900841964