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13042654 = 261106907
BaseRepresentation
bin110001110000…
…001111011110
3220112122011021
4301300033132
511314331104
61143314354
7215601142
oct61601736
926478137
1013042654
1173a9159
12444b9ba
132918761
141a37222
151229754
hexc703de

13042654 has 8 divisors (see below), whose sum is σ = 19884888. Its totient is φ = 6414360.

The previous prime is 13042649. The next prime is 13042669. The reversal of 13042654 is 45624031.

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

It is a super-2 number, since 2×130426542 = 340221646727432, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 53332 + ... + 53575.

It is an arithmetic number, because the mean of its divisors is an integer number (2485611).

Almost surely, 213042654 is an apocalyptic number.

13042654 is a deficient number, since it is larger than the sum of its proper divisors (6842234).

13042654 is a wasteful number, since it uses less digits than its factorization.

13042654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106970.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 13042654 is about 3611.4614770201. The cubic root of 13042654 is about 235.3903516918.

Adding to 13042654 its reverse (45624031), we get a palindrome (58666685).

The spelling of 13042654 in words is "thirteen million, forty-two thousand, six hundred fifty-four".

Divisors: 1 2 61 122 106907 213814 6521327 13042654