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10313113220 = 225515655661
BaseRepresentation
bin10011001101011010…
…11001111010000100
3222121201221102201022
421212231121322010
5132110124110340
64423205450312
7513366005324
oct114655317204
928551842638
1010313113220
114412535673
121bb9a10998
13c84829b77
146db98b284
1540560c3b5
hex266b59e84

10313113220 has 12 divisors (see below), whose sum is σ = 21657537804. Its totient is φ = 4125245280.

The previous prime is 10313113207. The next prime is 10313113231. The reversal of 10313113220 is 2231131301.

10313113220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2664211456 + 7648901764 = 51616^2 + 87458^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257827811 + ... + 257827850.

It is an arithmetic number, because the mean of its divisors is an integer number (1804794817).

Almost surely, 210313113220 is an apocalyptic number.

10313113220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10313113220 is an abundant number, since it is smaller than the sum of its proper divisors (11344424584).

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

10313113220 is a wasteful number, since it uses less digits than its factorization.

10313113220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515655670 (or 515655668 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 10313113220 its reverse (2231131301), we get a palindrome (12544244521).

The spelling of 10313113220 in words is "ten billion, three hundred thirteen million, one hundred thirteen thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 515655661 1031311322 2062622644 2578278305 5156556610 10313113220