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13000134 = 237973191
BaseRepresentation
bin110001100101…
…110111000110
3220110110211110
4301211313012
511312001014
61142345450
7215333160
oct61456706
926413743
1013000134
11737a214
12442b286
1329022b4
141a25930
15121bd59
hexc65dc6

13000134 has 32 divisors (see below), whose sum is σ = 30030336. Its totient is φ = 3674880.

The previous prime is 13000133. The next prime is 13000139. The reversal of 13000134 is 43100031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13000133) 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 15 ways as a sum of consecutive naturals, for example, 2479 + ... + 5669.

It is an arithmetic number, because the mean of its divisors is an integer number (938448).

Almost surely, 213000134 is an apocalyptic number.

13000134 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13000134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15015168).

13000134 is an abundant number, since it is smaller than the sum of its proper divisors (17030202).

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

13000134 is a wasteful number, since it uses less digits than its factorization.

13000134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3300.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 13000134 is about 3605.5698578727. The cubic root of 13000134 is about 235.1342766638.

Adding to 13000134 its reverse (43100031), we get a palindrome (56100165).

The spelling of 13000134 in words is "thirteen million, one hundred thirty-four", and thus it is an aban number.

Divisors: 1 2 3 6 7 14 21 42 97 194 291 582 679 1358 2037 3191 4074 6382 9573 19146 22337 44674 67011 134022 309527 619054 928581 1857162 2166689 4333378 6500067 13000134