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8769402006 = 2319631121909
BaseRepresentation
bin10000010101011001…
…00111010010010110
3211122011011210000220
420022230213102112
5120424431331011
64010102415210
7430212454461
oct101254472226
924564153026
108769402006
1137a010a582
121848a31506
13a99a71a91
145d294a2d8
15364d2b506
hex20ab27496

8769402006 has 32 divisors (see below), whose sum is σ = 18491308800. Its totient is φ = 2764873440.

The previous prime is 8769401989. The next prime is 8769402011. The reversal of 8769402006 is 6002049678.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10980 + ... + 132888.

It is an arithmetic number, because the mean of its divisors is an integer number (577853400).

Almost surely, 28769402006 is an apocalyptic number.

8769402006 is an abundant number, since it is smaller than the sum of its proper divisors (9721906794).

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

8769402006 is a wasteful number, since it uses less digits than its factorization.

8769402006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122564.

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 8769402006 is about 93645.0853275280. The cubic root of 8769402006 is about 2062.1645960674.

The spelling of 8769402006 in words is "eight billion, seven hundred sixty-nine million, four hundred two thousand, six".

Divisors: 1 2 3 6 19 38 57 114 631 1262 1893 3786 11989 23978 35967 71934 121909 243818 365727 731454 2316271 4632542 6948813 13897626 76924579 153849158 230773737 461547474 1461567001 2923134002 4384701003 8769402006