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13241974 = 21923109139
BaseRepresentation
bin110010100000…
…111001110110
3220220202120111
4302200321312
511342220344
61151453234
7220361224
oct62407166
926822514
1013241974
117524989
12452721a
1329883b5
141a89b14
151268834
hexca0e76

13241974 has 32 divisors (see below), whose sum is σ = 22176000. Its totient is φ = 5901984.

The previous prime is 13241971. The next prime is 13241983. The reversal of 13241974 is 47914231.

13241974 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13241971) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95197 + ... + 95335.

It is an arithmetic number, because the mean of its divisors is an integer number (693000).

It is a vampire number, since it can be written as 31974142 (with its own digits).

Almost surely, 213241974 is an apocalyptic number.

13241974 is a deficient number, since it is larger than the sum of its proper divisors (8934026).

13241974 is a wasteful number, since it uses less digits than its factorization.

13241974 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292.

The product of its digits is 6048, while the sum is 31.

The square root of 13241974 is about 3638.9523217542. The cubic root of 13241974 is about 236.5833862460.

The spelling of 13241974 in words is "thirteen million, two hundred forty-one thousand, nine hundred seventy-four".

Divisors: 1 2 19 23 38 46 109 139 218 278 437 874 2071 2507 2641 3197 4142 5014 5282 6394 15151 30302 47633 60743 95266 121486 287869 348473 575738 696946 6620987 13241974