Search a number
-
+
30137553286 = 247997321577
BaseRepresentation
bin11100000100010101…
…101001000110000110
32212210100010100000021
4130010111221012012
5443210203201121
621502304205354
72114556655561
oct340425510606
985710110007
1030137553286
1111865954935
125a1100985a
132ac3a26889
14165c8134d8
15bb5c4a641
hex704569186

30137553286 has 16 divisors (see below), whose sum is σ = 46214617536. Its totient is φ = 14733326016.

The previous prime is 30137553227. The next prime is 30137553307. The reversal of 30137553286 is 68235573103.

It is a congruent number.

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, 67071 + ... + 254506.

It is an arithmetic number, because the mean of its divisors is an integer number (2888413596).

Almost surely, 230137553286 is an apocalyptic number.

30137553286 is a deficient number, since it is larger than the sum of its proper divisors (16077064250).

30137553286 is a wasteful number, since it uses less digits than its factorization.

30137553286 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322623.

The product of its (nonzero) digits is 453600, while the sum is 43.

The spelling of 30137553286 in words is "thirty billion, one hundred thirty-seven million, five hundred fifty-three thousand, two hundred eighty-six".

Divisors: 1 2 47 94 997 1994 46859 93718 321577 643154 15114119 30228238 320612269 641224538 15068776643 30137553286