Search a number
-
+
310930054 = 22329613821
BaseRepresentation
bin10010100010000…
…110101010000110
3210200001212211221
4102202012222012
51114044230204
650504150554
710463601421
oct2242065206
9720055757
10310930054
1114a56a396
128816845a
134c556aa6
142d41a9b8
151c46c654
hex12886a86

310930054 has 32 divisors (see below), whose sum is σ = 511842240. Its totient is φ = 141187200.

The previous prime is 310930027. The next prime is 310930057. The reversal of 310930054 is 450039013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (310930057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79464 + ... + 83284.

It is an arithmetic number, because the mean of its divisors is an integer number (15995070).

Almost surely, 2310930054 is an apocalyptic number.

310930054 is a deficient number, since it is larger than the sum of its proper divisors (200912186).

310930054 is a wasteful number, since it uses less digits than its factorization.

310930054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3936.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 310930054 is about 17633.2088401402. The cubic root of 310930054 is about 677.4660987108.

Adding to 310930054 its reverse (450039013), we get a palindrome (760969067).

The spelling of 310930054 in words is "three hundred ten million, nine hundred thirty thousand, fifty-four".

Divisors: 1 2 23 29 46 58 61 122 667 1334 1403 1769 2806 3538 3821 7642 40687 81374 87883 110809 175766 221618 233081 466162 2548607 5097214 5360863 6759349 10721726 13518698 155465027 310930054