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1313610050 = 25247717873
BaseRepresentation
bin100111001001100…
…0001100101000010
310101112210022020002
41032103001211002
510142241010200
6334203120002
744360333624
oct11623014502
93345708202
101313610050
11614553745
12307b13002
1317c1c1a6c
14c6664c14
157a4ccbd5
hex4e4c1942

1313610050 has 48 divisors (see below), whose sum is σ = 2530766592. Its totient is φ = 506956800.

The previous prime is 1313610019. The next prime is 1313610059. The reversal of 1313610050 is 500163131.

It is a happy number.

It is a super-2 number, since 2×13136100502 = 3451142726922005000, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1313610059) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 162914 + ... + 170786.

It is an arithmetic number, because the mean of its divisors is an integer number (52724304).

Almost surely, 21313610050 is an apocalyptic number.

1313610050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1313610050 is a deficient number, since it is larger than the sum of its proper divisors (1217156542).

1313610050 is a wasteful number, since it uses less digits than its factorization.

1313610050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8003 (or 7998 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 1313610050 is about 36243.7587730633. The cubic root of 1313610050 is about 1095.1883637229.

Adding to 1313610050 its reverse (500163131), we get a palindrome (1813773181).

The spelling of 1313610050 in words is "one billion, three hundred thirteen million, six hundred ten thousand, fifty".

Divisors: 1 2 5 10 25 47 50 71 94 142 235 355 470 710 1175 1775 2350 3337 3550 6674 7873 15746 16685 33370 39365 78730 83425 166850 196825 370031 393650 558983 740062 1117966 1850155 2794915 3700310 5589830 9250775 13974575 18501550 26272201 27949150 52544402 131361005 262722010 656805025 1313610050