Search a number
-
+
8018930106 = 2321160766721
BaseRepresentation
bin1110111011111011…
…10010100110111010
3202200212000212010100
413131331302212322
5112410321230411
63403413300230
7402500531655
oct73575624672
922625025110
108018930106
113445527970
121679634676
139aa440575
14560dd489c
1531ded9456
hex1ddf729ba

8018930106 has 48 divisors (see below), whose sum is σ = 18985344768. Its totient is φ = 2425939200.

The previous prime is 8018930027. The next prime is 8018930149. The reversal of 8018930106 is 6010398108.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 86826 + ... + 153546.

It is an arithmetic number, because the mean of its divisors is an integer number (395528016).

Almost surely, 28018930106 is an apocalyptic number.

8018930106 is an abundant number, since it is smaller than the sum of its proper divisors (10966414662).

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

8018930106 is a wasteful number, since it uses less digits than its factorization.

8018930106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67347 (or 67344 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 36.

The square root of 8018930106 is about 89548.4790825618. The cubic root of 8018930106 is about 2001.5762661994.

The spelling of 8018930106 in words is "eight billion, eighteen million, nine hundred thirty thousand, one hundred six".

Divisors: 1 2 3 6 9 11 18 22 33 66 99 198 607 1214 1821 3642 5463 6677 10926 13354 20031 40062 60093 66721 120186 133442 200163 400326 600489 733931 1200978 1467862 2201793 4403586 6605379 13210758 40499647 80999294 121498941 242997882 364496823 445496117 728993646 890992234 1336488351 2672976702 4009465053 8018930106