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13497942 = 2319167709
BaseRepresentation
bin110011011111…
…011001010110
3221101202200210
4303133121112
511423413232
61201150250
7222505413
oct63373126
927352623
1013497942
11768a227
12462b386
132a47a63
141b1510a
1512b95cc
hexcdf656

13497942 has 32 divisors (see below), whose sum is σ = 28627200. Its totient is φ = 4231008.

The previous prime is 13497937. The next prime is 13497997. The reversal of 13497942 is 24979431.

It is a self number, because there is not a number n which added to its sum of digits gives 13497942.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18684 + ... + 19392.

It is an arithmetic number, because the mean of its divisors is an integer number (894600).

Almost surely, 213497942 is an apocalyptic number.

13497942 is an abundant number, since it is smaller than the sum of its proper divisors (15129258).

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

13497942 is a wasteful number, since it uses less digits than its factorization.

13497942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 900.

The product of its digits is 54432, while the sum is 39.

The square root of 13497942 is about 3673.9545451734. The cubic root of 13497942 is about 238.0980576568.

It can be divided in two parts, 1 and 3497942, that added together give a palindrome (3497943).

The spelling of 13497942 in words is "thirteen million, four hundred ninety-seven thousand, nine hundred forty-two".

Divisors: 1 2 3 6 19 38 57 114 167 334 501 709 1002 1418 2127 3173 4254 6346 9519 13471 19038 26942 40413 80826 118403 236806 355209 710418 2249657 4499314 6748971 13497942