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13937234 = 2371271483
BaseRepresentation
bin110101001010…
…101001010010
3222020002021212
4311022221102
512031442414
61214420122
7226315223
oct65125122
928202255
1013937234
11795a283
124801642
132b6c9ac
141bcb24a
15135483e
hexd4aa52

13937234 has 16 divisors (see below), whose sum is σ = 21654528. Its totient is φ = 6722352.

The previous prime is 13937227. The next prime is 13937237. The reversal of 13937234 is 43273931.

It is a self number, because there is not a number n which added to its sum of digits gives 13937234.

It is not an unprimeable number, because it can be changed into a prime (13937237) 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 7 ways as a sum of consecutive naturals, for example, 8657 + ... + 10139.

It is an arithmetic number, because the mean of its divisors is an integer number (1353408).

Almost surely, 213937234 is an apocalyptic number.

13937234 is a deficient number, since it is larger than the sum of its proper divisors (7717294).

13937234 is a wasteful number, since it uses less digits than its factorization.

13937234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1649.

The product of its digits is 13608, while the sum is 32.

The square root of 13937234 is about 3733.2605052420. The cubic root of 13937234 is about 240.6535082657.

It can be divided in two parts, 139 and 37234, that added together give a palindrome (37373).

The spelling of 13937234 in words is "thirteen million, nine hundred thirty-seven thousand, two hundred thirty-four".

Divisors: 1 2 37 74 127 254 1483 2966 4699 9398 54871 109742 188341 376682 6968617 13937234