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364479980 = 22518223999
BaseRepresentation
bin10101101110011…
…000010111101100
3221101211111112112
4111232120113230
51221301324410
6100100023152
712014012564
oct2556302754
9841744475
10364479980
11177815227
12a2091ab8
135a685c37
1436599da4
1521ee9105
hex15b985ec

364479980 has 12 divisors (see below), whose sum is σ = 765408000. Its totient is φ = 145791984.

The previous prime is 364479959. The next prime is 364480001. The reversal of 364479980 is 89974463.

It is an interprime number because it is at equal distance from previous prime (364479959) and next prime (364480001).

It is a hoax number, since the sum of its digits (50) coincides with the sum of the digits of its distinct prime factors.

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, 9111980 + ... + 9112019.

It is an arithmetic number, because the mean of its divisors is an integer number (63784000).

Almost surely, 2364479980 is an apocalyptic number.

It is an amenable number.

364479980 is an abundant number, since it is smaller than the sum of its proper divisors (400928020).

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

364479980 is a wasteful number, since it uses less digits than its factorization.

364479980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18224008 (or 18224006 counting only the distinct ones).

The product of its (nonzero) digits is 1306368, while the sum is 50.

The square root of 364479980 is about 19091.3587782536. The cubic root of 364479980 is about 714.3173950520.

The spelling of 364479980 in words is "three hundred sixty-four million, four hundred seventy-nine thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 20 18223999 36447998 72895996 91119995 182239990 364479980