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10079988 = 223839999
BaseRepresentation
bin100110011100…
…111011110100
3200222010010220
4212130323310
510040024423
61000014340
7151451502
oct46347364
920863126
1010079988
115765276
1234613b0
13211c0b9
1414a5672
15d419e3
hex99cef4

10079988 has 12 divisors (see below), whose sum is σ = 23520000. Its totient is φ = 3359992.

The previous prime is 10079987. The next prime is 10079989. The reversal of 10079988 is 88997001.

It is an interprime number because it is at equal distance from previous prime (10079987) and next prime (10079989).

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10079981) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 419988 + ... + 420011.

It is an arithmetic number, because the mean of its divisors is an integer number (1960000).

Almost surely, 210079988 is an apocalyptic number.

It is an amenable number.

10079988 is an abundant number, since it is smaller than the sum of its proper divisors (13440012).

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

10079988 is a wasteful number, since it uses less digits than its factorization.

10079988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 840006 (or 840004 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 42.

The square root of 10079988 is about 3174.8996834546. The cubic root of 10079988 is about 216.0163739302.

The spelling of 10079988 in words is "ten million, seventy-nine thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 12 839999 1679998 2519997 3359996 5039994 10079988