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1315132 = 227133613
BaseRepresentation
bin101000001000100111100
32110211000121
411001010330
5314041012
644104324
714115130
oct5010474
92424017
101315132
11819095
125350a4
133707b0
142633c0
151aea07
hex14113c

1315132 has 24 divisors (see below), whose sum is σ = 2833376. Its totient is φ = 520128.

The previous prime is 1315087. The next prime is 1315151. The reversal of 1315132 is 2315131.

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, 1443 + ... + 2170.

21315132 is an apocalyptic number.

It is an amenable number.

1315132 is an abundant number, since it is smaller than the sum of its proper divisors (1518244).

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

1315132 is a wasteful number, since it uses less digits than its factorization.

1315132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3637 (or 3635 counting only the distinct ones).

The product of its digits is 90, while the sum is 16.

The square root of 1315132 is about 1146.7920474088. The cubic root of 1315132 is about 109.5611162614.

Subtracting 1315132 from its reverse (2315131), we obtain a palindrome (999999).

The spelling of 1315132 in words is "one million, three hundred fifteen thousand, one hundred thirty-two".

Divisors: 1 2 4 7 13 14 26 28 52 91 182 364 3613 7226 14452 25291 46969 50582 93938 101164 187876 328783 657566 1315132