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13124241 = 3313139269
BaseRepresentation
bin110010000100…
…001010010001
3220200210002000
4302010022101
511324433431
61145144213
7216361044
oct62041221
926623060
1013124241
117454489
12448b069
132946930
141a58c5b
1512439e6
hexc84291

13124241 has 32 divisors (see below), whose sum is σ = 21168000. Its totient is φ = 7988544.

The previous prime is 13124227. The next prime is 13124263. The reversal of 13124241 is 14242131.

It is not a de Polignac number, because 13124241 - 210 = 13123217 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13124201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48655 + ... + 48923.

It is an arithmetic number, because the mean of its divisors is an integer number (661500).

Almost surely, 213124241 is an apocalyptic number.

It is an amenable number.

13124241 is a deficient number, since it is larger than the sum of its proper divisors (8043759).

13124241 is a wasteful number, since it uses less digits than its factorization.

13124241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430 (or 424 counting only the distinct ones).

The product of its digits is 192, while the sum is 18.

The square root of 13124241 is about 3622.7394330810. The cubic root of 13124241 is about 235.8801519698.

Adding to 13124241 its reverse (14242131), we get a palindrome (27366372).

The spelling of 13124241 in words is "thirteen million, one hundred twenty-four thousand, two hundred forty-one".

Divisors: 1 3 9 13 27 39 117 139 269 351 417 807 1251 1807 2421 3497 3753 5421 7263 10491 16263 31473 37391 48789 94419 112173 336519 486083 1009557 1458249 4374747 13124241