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18960082052 = 2213988138707
BaseRepresentation
bin10001101010000110…
…111110010010000100
31210221100201222000012
4101222012332102010
5302312240111202
612413220205352
71240564016102
oct215206762204
953840658005
1018960082052
11804a5212aa
123811839858
131a32102382
14cbc146c72
1575e802152
hex46a1be484

18960082052 has 24 divisors (see below), whose sum is σ = 33457646880. Its totient is φ = 9400913280.

The previous prime is 18960082003. The next prime is 18960082061. The reversal of 18960082052 is 25028006981.

It is a super-2 number, since 2×189600820522 (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470483 + ... + 509189.

It is an arithmetic number, because the mean of its divisors is an integer number (1394068620).

Almost surely, 218960082052 is an apocalyptic number.

It is an amenable number.

18960082052 is a deficient number, since it is larger than the sum of its proper divisors (14497564828).

18960082052 is a wasteful number, since it uses less digits than its factorization.

18960082052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39731 (or 39729 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 41.

The spelling of 18960082052 in words is "eighteen billion, nine hundred sixty million, eighty-two thousand, fifty-two".

Divisors: 1 2 4 139 278 556 881 1762 3524 38707 77414 122459 154828 244918 489836 5380273 10760546 21521092 34100867 68201734 136403468 4740020513 9480041026 18960082052