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313480368661 = 5321160746181
BaseRepresentation
bin1001000111111001110…
…00101101001000010101
31002222010222121201010111
410203330320231020111
520114001433244121
6400002204123021
731435223111605
oct4437470551025
91088128551114
10313480368661
11110a4554a849
1250907b36471
132373a8a1005
141125b5d2c05
15824ad9c2e1
hex48fce2d215

313480368661 has 16 divisors (see below), whose sum is σ = 321444453888. Its totient is φ = 305597073600.

The previous prime is 313480368659. The next prime is 313480368683. The reversal of 313480368661 is 166863084313.

It is a cyclic number.

It is not a de Polignac number, because 313480368661 - 21 = 313480368659 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313480468661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6764991 + ... + 6811171.

It is an arithmetic number, because the mean of its divisors is an integer number (20090278368).

Almost surely, 2313480368661 is an apocalyptic number.

It is an amenable number.

313480368661 is a deficient number, since it is larger than the sum of its proper divisors (7964085227).

313480368661 is a wasteful number, since it uses less digits than its factorization.

313480368661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47052.

The product of its (nonzero) digits is 1492992, while the sum is 49.

The spelling of 313480368661 in words is "three hundred thirteen billion, four hundred eighty million, three hundred sixty-eight thousand, six hundred sixty-one".

Divisors: 1 53 211 607 11183 32171 46181 128077 2447593 6788081 9744191 28031867 516442123 1485688951 5914723937 313480368661