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13718042 = 2131074931
BaseRepresentation
bin110100010101…
…001000011010
3221210221121122
4310111020122
512002434132
61210005242
7224413202
oct64251032
927727548
1013718042
11781a628
124716822
132ac3cb0
141b71402
15130e912
hexd1521a

13718042 has 16 divisors (see below), whose sum is σ = 22371552. Its totient is φ = 6270960.

The previous prime is 13718039. The next prime is 13718053. The reversal of 13718042 is 24081731.

It is a Harshad number since it is a multiple of its sum of digits (26).

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, 317 + ... + 5247.

It is an arithmetic number, because the mean of its divisors is an integer number (1398222).

Almost surely, 213718042 is an apocalyptic number.

13718042 is a deficient number, since it is larger than the sum of its proper divisors (8653510).

13718042 is a wasteful number, since it uses less digits than its factorization.

13718042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5053.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 13718042 is about 3703.7875209034. The cubic root of 13718042 is about 239.3852437858.

Adding to 13718042 its reverse (24081731), we get a palindrome (37799773).

The spelling of 13718042 in words is "thirteen million, seven hundred eighteen thousand, forty-two".

Divisors: 1 2 13 26 107 214 1391 2782 4931 9862 64103 128206 527617 1055234 6859021 13718042