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1313134232 = 231919743853
BaseRepresentation
bin100111001000100…
…1101011010011000
310101111220010112012
41032101031122120
510142130243412
6334145005052
744353312454
oct11621153230
93344803465
101313134232
11614259203
12307923788
1317c086307
14c657d664
157a436c22
hex4e44d698

1313134232 has 32 divisors (see below), whose sum is σ = 2604927600. Its totient is φ = 618839424.

The previous prime is 1313134223. The next prime is 1313134237. The reversal of 1313134232 is 2324313131.

It is a super-2 number, since 2×13131342322 = 3448643022500459648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1313134198 and 1313134207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313134237) 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, 8018 + ... + 51870.

Almost surely, 21313134232 is an apocalyptic number.

It is an amenable number.

1313134232 is a deficient number, since it is larger than the sum of its proper divisors (1291793368).

1313134232 is a wasteful number, since it uses less digits than its factorization.

1313134232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44075 (or 44071 counting only the distinct ones).

The product of its digits is 1296, while the sum is 23.

The square root of 1313134232 is about 36237.1940414817. The cubic root of 1313134232 is about 1095.0561141083.

Adding to 1313134232 its reverse (2324313131), we get a palindrome (3637447363).

The spelling of 1313134232 in words is "one billion, three hundred thirteen million, one hundred thirty-four thousand, two hundred thirty-two".

Divisors: 1 2 4 8 19 38 76 152 197 394 788 1576 3743 7486 14972 29944 43853 87706 175412 350824 833207 1666414 3332828 6665656 8639041 17278082 34556164 69112328 164141779 328283558 656567116 1313134232