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8925801864 = 233753129773
BaseRepresentation
bin10000101000000010…
…01110110110001000
3212001001110201022020
420110001032312020
5121240001124424
64033410524440
7434122030650
oct102401166610
925031421266
108925801864
113870423061
121891296720
13ac32a1985
1460961d360
15373922079
hex21404ed88

8925801864 has 32 divisors (see below), whose sum is σ = 25502291520. Its totient is φ = 2550229056.

The previous prime is 8925801847. The next prime is 8925801869. The reversal of 8925801864 is 4681085298.

It is a super-3 number, since 3×89258018643 (a number of 31 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (8925801869) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26564719 + ... + 26565054.

It is an arithmetic number, because the mean of its divisors is an integer number (796946610).

Almost surely, 28925801864 is an apocalyptic number.

8925801864 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

8925801864 is an abundant number, since it is smaller than the sum of its proper divisors (16576489656).

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

8925801864 is a wasteful number, since it uses less digits than its factorization.

8925801864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53129789 (or 53129785 counting only the distinct ones).

The product of its (nonzero) digits is 1105920, while the sum is 51.

The square root of 8925801864 is about 94476.4619574632. The cubic root of 8925801864 is about 2074.3518071371.

The spelling of 8925801864 in words is "eight billion, nine hundred twenty-five million, eight hundred one thousand, eight hundred sixty-four".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 53129773 106259546 159389319 212519092 318778638 371908411 425038184 637557276 743816822 1115725233 1275114552 1487633644 2231450466 2975267288 4462900932 8925801864