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313331030131200 = 29352127108759107
BaseRepresentation
bin100011100111110010001000…
…0101111111000001000000000
31112002102011011020001010121020
41013033210100233320020000
5312032103422203144300
63030222142121225440
7122666264010110004
oct10717442057701000
91462364136033536
10313331030131200
1190922a41a93344
122b1857a0032280
13105aacb28109c3
145753434b5a704
1526356d49628a0
hex11cf910bf8200

313331030131200 has 480 divisors, whose sum is σ = 1044197017780224. Its totient is φ = 82819365027840.

The previous prime is 313331030131183. The next prime is 313331030131211. The reversal of 313331030131200 is 2131030133313.

It is a tau number, because it is divible by the number of its divisors (480).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5301052047 + ... + 5301111153.

Almost surely, 2313331030131200 is an apocalyptic number.

313331030131200 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 313331030131200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (522098508890112).

313331030131200 is an abundant number, since it is smaller than the sum of its proper divisors (730865987649024).

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

313331030131200 is a wasteful number, since it uses less digits than its factorization.

313331030131200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60352 (or 60331 counting only the distinct ones).

The product of its (nonzero) digits is 1458, while the sum is 24.

Adding to 313331030131200 its reverse (2131030133313), we get a palindrome (315462060264513).

The spelling of 313331030131200 in words is "three hundred thirteen trillion, three hundred thirty-one billion, thirty million, one hundred thirty-one thousand, two hundred".