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8396028172 = 227299858149
BaseRepresentation
bin1111101000111000…
…10011100100001100
3210200010121102102101
413310130103210030
5114143340400142
63505044004444
7415030030150
oct76434234414
923603542371
108396028172
113619380264
121763990724
13a3a5c390c
14599117060
153421770b7
hex1f471390c

8396028172 has 12 divisors (see below), whose sum is σ = 16792056400. Its totient is φ = 3598297776.

The previous prime is 8396028139. The next prime is 8396028191. The reversal of 8396028172 is 2718206938.

8396028172 is an admirable number.

It is a super-3 number, since 3×83960281723 (a number of 31 digits) contains 333 as substring.

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, 149929047 + ... + 149929102.

Almost surely, 28396028172 is an apocalyptic number.

It is an amenable number.

8396028172 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

8396028172 is a wasteful number, since it uses less digits than its factorization.

8396028172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299858160 (or 299858158 counting only the distinct ones).

The product of its (nonzero) digits is 290304, while the sum is 46.

The square root of 8396028172 is about 91629.8432389797. The cubic root of 8396028172 is about 2032.4722701417.

The spelling of 8396028172 in words is "eight billion, three hundred ninety-six million, twenty-eight thousand, one hundred seventy-two".

Divisors: 1 2 4 7 14 28 299858149 599716298 1199432596 2099007043 4198014086 8396028172