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13013132 = 2211973049
BaseRepresentation
bin110001101001…
…000010001100
3220111010122212
4301221002030
511312410012
61142525552
7215416106
oct61510214
926433585
1013013132
117388a60
1244368b8
1329081a2
141a2a576
151220b22
hexc6908c

13013132 has 24 divisors (see below), whose sum is σ = 25107600. Its totient is φ = 5852160.

The previous prime is 13013131. The next prime is 13013137. The reversal of 13013132 is 23131031.

It is not an unprimeable number, because it can be changed into a prime (13013131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2744 + ... + 5792.

It is an arithmetic number, because the mean of its divisors is an integer number (1046150).

Almost surely, 213013132 is an apocalyptic number.

It is an amenable number.

13013132 is a deficient number, since it is larger than the sum of its proper divisors (12094468).

13013132 is a wasteful number, since it uses less digits than its factorization.

13013132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3161 (or 3159 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 14.

The square root of 13013132 is about 3607.3718965474. The cubic root of 13013132 is about 235.2126157871.

Adding to 13013132 its reverse (23131031), we get a palindrome (36144163).

The spelling of 13013132 in words is "thirteen million, thirteen thousand, one hundred thirty-two".

Divisors: 1 2 4 11 22 44 97 194 388 1067 2134 3049 4268 6098 12196 33539 67078 134156 295753 591506 1183012 3253283 6506566 13013132