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13401241 = 710631801
BaseRepresentation
bin110011000111…
…110010011001
3221012212001021
4303013302121
511412314431
61155122441
7221623450
oct63076231
927185037
1013401241
117623607
1245a3421
132a12a39
141acbb97
15129ab11
hexcc7c99

13401241 has 8 divisors (see below), whose sum is σ = 15338624. Its totient is φ = 11469600.

The previous prime is 13401233. The next prime is 13401247. The reversal of 13401241 is 14210431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 13401241 - 23 = 13401233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13401247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6541 + ... + 8341.

It is an arithmetic number, because the mean of its divisors is an integer number (1917328).

Almost surely, 213401241 is an apocalyptic number.

It is an amenable number.

13401241 is a deficient number, since it is larger than the sum of its proper divisors (1937383).

13401241 is a wasteful number, since it uses less digits than its factorization.

13401241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2871.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 13401241 is about 3660.7705473028. The cubic root of 13401241 is about 237.5281059997.

Adding to 13401241 its reverse (14210431), we get a palindrome (27611672).

The spelling of 13401241 in words is "thirteen million, four hundred one thousand, two hundred forty-one".

Divisors: 1 7 1063 1801 7441 12607 1914463 13401241