Search a number
-
+
30939166326 = 237172627151
BaseRepresentation
bin11100110100000111…
…100011011001110110
32221212012111111101010
4130310013203121312
51001330411310301
622114021413050
72143462401045
oct346407433166
987765444333
1030939166326
1112137397652
125bb556a186
132bc0b22a13
1416d707c55c
15c112e05d6
hex7341e3676

30939166326 has 16 divisors (see below), whose sum is σ = 62749859328. Its totient is φ = 10167801000.

The previous prime is 30939166319. The next prime is 30939166351. The reversal of 30939166326 is 62366193903.

It is a happy number.

It is a nialpdrome in base 9.

It is a congruent 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 7 ways as a sum of consecutive naturals, for example, 36313150 + ... + 36314001.

It is an arithmetic number, because the mean of its divisors is an integer number (3921866208).

Almost surely, 230939166326 is an apocalyptic number.

30939166326 is an abundant number, since it is smaller than the sum of its proper divisors (31810693002).

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

30939166326 is a wasteful number, since it uses less digits than its factorization.

30939166326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72627227.

The product of its (nonzero) digits is 944784, while the sum is 48.

The spelling of 30939166326 in words is "thirty billion, nine hundred thirty-nine million, one hundred sixty-six thousand, three hundred twenty-six".

Divisors: 1 2 3 6 71 142 213 426 72627151 145254302 217881453 435762906 5156527721 10313055442 15469583163 30939166326