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1313170152 = 233713735693
BaseRepresentation
bin100111001000101…
…0110001011101000
310101111221221210120
41032101112023220
510142132421102
6334145443240
744353522260
oct11621261350
93344857716
101313170152
11614283198
12307940520
1317c099778
14c658c7a0
157a4426bc
hex4e4562e8

1313170152 has 64 divisors (see below), whose sum is σ = 3755306880. Its totient is φ = 374852352.

The previous prime is 1313170147. The next prime is 1313170213. The reversal of 1313170152 is 2510713131.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 227818 + ... + 233510.

It is an arithmetic number, because the mean of its divisors is an integer number (58676670).

Almost surely, 21313170152 is an apocalyptic number.

1313170152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1313170152 is an abundant number, since it is smaller than the sum of its proper divisors (2442136728).

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

1313170152 is a wasteful number, since it uses less digits than its factorization.

1313170152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7082 (or 7078 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 24.

The square root of 1313170152 is about 36237.6896614561. The cubic root of 1313170152 is about 1095.0660988852.

Adding to 1313170152 its reverse (2510713131), we get a palindrome (3823883283).

The spelling of 1313170152 in words is "one billion, three hundred thirteen million, one hundred seventy thousand, one hundred fifty-two".

Divisors: 1 2 3 4 6 7 8 12 14 21 24 28 42 56 84 168 1373 2746 4119 5492 5693 8238 9611 10984 11386 16476 17079 19222 22772 28833 32952 34158 38444 39851 45544 57666 68316 76888 79702 115332 119553 136632 159404 230664 239106 318808 478212 956424 7816489 15632978 23449467 31265956 46898934 54715423 62531912 93797868 109430846 164146269 187595736 218861692 328292538 437723384 656585076 1313170152