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13006254 = 233476247
BaseRepresentation
bin110001100111…
…010110101110
3220110210020010
4301213112232
511312200004
61142434050
7215360052
oct61472656
926423203
1013006254
117383878
124432926
132905011
141a27c62
15121da89
hexc675ae

13006254 has 16 divisors (see below), whose sum is σ = 26091648. Its totient is φ = 4322232.

The previous prime is 13006249. The next prime is 13006261. The reversal of 13006254 is 45260031.

It is a happy number.

It is a super-2 number, since 2×130062542 = 338325286225032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13006254.

It is a congruent number.

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, 1042 + ... + 5205.

It is an arithmetic number, because the mean of its divisors is an integer number (1630728).

Almost surely, 213006254 is an apocalyptic number.

13006254 is an abundant number, since it is smaller than the sum of its proper divisors (13085394).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13006254 is a wasteful number, since it uses less digits than its factorization.

13006254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6599.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 13006254 is about 3606.4184449395. The cubic root of 13006254 is about 235.1711684891.

Adding to 13006254 its reverse (45260031), we get a palindrome (58266285).

The spelling of 13006254 in words is "thirteen million, six thousand, two hundred fifty-four".

Divisors: 1 2 3 6 347 694 1041 2082 6247 12494 18741 37482 2167709 4335418 6503127 13006254