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313223012113 = 11231238035621
BaseRepresentation
bin1001000111011011000…
…10111101111100010001
31002221111001100122022111
410203231202331330101
520112440042341423
6355520452105321
731425646450144
oct4435542757421
91087431318274
10313223012113
11110923251a90
1250855905241
13236c948402b
141123536005b
1582334b360d
hex48ed8bdf11

313223012113 has 8 divisors (see below), whose sum is σ = 356554259136. Its totient is φ = 272367836400.

The previous prime is 313223012093. The next prime is 313223012117. The reversal of 313223012113 is 311210322313.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 313223012113 - 221 = 313220914961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (313223012117) 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, 619017558 + ... + 619018063.

It is an arithmetic number, because the mean of its divisors is an integer number (44569282392).

Almost surely, 2313223012113 is an apocalyptic number.

It is an amenable number.

313223012113 is a deficient number, since it is larger than the sum of its proper divisors (43331247023).

313223012113 is a wasteful number, since it uses less digits than its factorization.

313223012113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1238035655.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 313223012113 its reverse (311210322313), we get a palindrome (624433334426).

The spelling of 313223012113 in words is "three hundred thirteen billion, two hundred twenty-three million, twelve thousand, one hundred thirteen".

Divisors: 1 11 23 253 1238035621 13618391831 28474819283 313223012113