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1313210332 = 22746900369
BaseRepresentation
bin100111001000101…
…1111111111011100
310101112000222220201
41032101133333130
510142140212312
6334150353244
744354050360
oct11621377734
93345028821
101313210332
116143003a5
1230795b824
1317c0b1b45
14c659d2a0
157a44e557
hex4e45ffdc

1313210332 has 12 divisors (see below), whose sum is σ = 2626420720. Its totient is φ = 562804416.

The previous prime is 1313210321. The next prime is 1313210429. The reversal of 1313210332 is 2330123131.

1313210332 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23450157 + ... + 23450212.

Almost surely, 21313210332 is an apocalyptic number.

It is an amenable number.

1313210332 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1313210332 is a wasteful number, since it uses less digits than its factorization.

1313210332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46900380 (or 46900378 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 19.

The square root of 1313210332 is about 36238.2440523820. The cubic root of 1313210332 is about 1095.0772676097.

Adding to 1313210332 its reverse (2330123131), we get a palindrome (3643333463).

The spelling of 1313210332 in words is "one billion, three hundred thirteen million, two hundred ten thousand, three hundred thirty-two".

Divisors: 1 2 4 7 14 28 46900369 93800738 187601476 328302583 656605166 1313210332