Search a number
-
+
30414658792 = 23717124925579
BaseRepresentation
bin11100010100110110…
…101101110011101000
32220111122112202022011
4130110312231303220
5444242123040132
621550003405304
72124463222420
oct342466556350
986448482264
1030414658792
1111998311351
125a89983834
132b3926992b
141687547480
15bd0235b47
hex714dadce8

30414658792 has 64 divisors (see below), whose sum is σ = 69066000000. Its totient is φ = 12257796096.

The previous prime is 30414658759. The next prime is 30414658817. The reversal of 30414658792 is 29785641403.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1176259 + ... + 1201837.

It is an arithmetic number, because the mean of its divisors is an integer number (1079156250).

It is a 2-persistent number, because it is pandigital, and so is 2⋅30414658792 = 60829317584, but 3⋅30414658792 = 91243976376 is not.

Almost surely, 230414658792 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30414658792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34533000000).

30414658792 is an abundant number, since it is smaller than the sum of its proper divisors (38651341208).

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

30414658792 is a wasteful number, since it uses less digits than its factorization.

30414658792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26858 (or 26854 counting only the distinct ones).

The product of its (nonzero) digits is 1451520, while the sum is 49.

The spelling of 30414658792 in words is "thirty billion, four hundred fourteen million, six hundred fifty-eight thousand, seven hundred ninety-two".

Divisors: 1 2 4 7 8 14 17 28 34 56 68 119 136 238 476 952 1249 2498 4996 8743 9992 17486 21233 25579 34972 42466 51158 69944 84932 102316 148631 169864 179053 204632 297262 358106 434843 594524 716212 869686 1189048 1432424 1739372 3043901 3478744 6087802 12175604 24351208 31948171 63896342 127792684 223637197 255585368 447274394 543118907 894548788 1086237814 1789097576 2172475628 3801832349 4344951256 7603664698 15207329396 30414658792