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313953120 = 253251331541
BaseRepresentation
bin10010101101101…
…000101101100000
3210212202110201100
4102231220231200
51120332444440
651053034400
710531362135
oct2255505540
9725673640
10313953120
11151244698
1289185a00
1350074aa0
142d9a658c
151c868230
hex12b68b60

313953120 has 288 divisors, whose sum is σ = 1193197824. Its totient is φ = 74649600.

The previous prime is 313953097. The next prime is 313953121. The reversal of 313953120 is 21359313.

It is a happy number.

313953120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (288).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (313953121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 580050 + ... + 580590.

It is an arithmetic number, because the mean of its divisors is an integer number (4143048).

Almost surely, 2313953120 is an apocalyptic number.

313953120 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 313953120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (596598912).

313953120 is an abundant number, since it is smaller than the sum of its proper divisors (879244704).

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

313953120 is a wasteful number, since it uses less digits than its factorization.

313953120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 606 (or 595 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 313953120 is about 17718.7223015657. The cubic root of 313953120 is about 679.6546112187.

The spelling of 313953120 in words is "three hundred thirteen million, nine hundred fifty-three thousand, one hundred twenty".