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313113001210 = 25158201197921
BaseRepresentation
bin1001000111001101111…
…11010011110011111010
31002221012101100111201121
410203212333103303322
520112223412014320
6355501522135454
731423142411512
oct4434677236372
91087171314647
10313113001210
11110877143189
1250824ab158a
13236ac746a19
14112248c4842
1582289d28aa
hex48e6fd3cfa

313113001210 has 16 divisors (see below), whose sum is σ = 563609812392. Its totient is φ = 125243776000.

The previous prime is 313113001207. The next prime is 313113001219. The reversal of 313113001210 is 12100311313.

It can be written as a sum of positive squares in 4 ways, for example, as 87203861809 + 225909139401 = 295303^2 + 475299^2 .

It is a super-2 number, since 2×3131130012102 (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (313113001219) 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, 1483050 + ... + 1680970.

Almost surely, 2313113001210 is an apocalyptic number.

313113001210 is a deficient number, since it is larger than the sum of its proper divisors (250496811182).

313113001210 is a wasteful number, since it uses less digits than its factorization.

313113001210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 356129.

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 313113001210 its reverse (12100311313), we get a palindrome (325213312523).

The spelling of 313113001210 in words is "three hundred thirteen billion, one hundred thirteen million, one thousand, two hundred ten".

Divisors: 1 2 5 10 158201 197921 316402 395842 791005 989605 1582010 1979210 31311300121 62622600242 156556500605 313113001210