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1310303904 = 25373133061
BaseRepresentation
bin100111000011001…
…1010011010100000
310101022120100001020
41032012122122200
510140414211104
6334004205440
744320254000
oct11606323240
93338510036
101310303904
116126a5798
12306999880
1317b604c70
14c6044000
157a0782d9
hex4e19a6a0

1310303904 has 192 divisors, whose sum is σ = 4321094400. Its totient is φ = 345461760.

The previous prime is 1310303887. The next prime is 1310303909. The reversal of 1310303904 is 4093030131.

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

It is not an unprimeable number, because it can be changed into a prime (1310303909) 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 31 ways as a sum of consecutive naturals, for example, 426534 + ... + 429594.

It is an arithmetic number, because the mean of its divisors is an integer number (22505700).

Almost surely, 21310303904 is an apocalyptic number.

1310303904 is a gapful number since it is divisible by the number (14) 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 1310303904, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2160547200).

1310303904 is an abundant number, since it is smaller than the sum of its proper divisors (3010790496).

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

1310303904 is a wasteful number, since it uses less digits than its factorization.

1310303904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3108 (or 3086 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 24.

The square root of 1310303904 is about 36198.1201721857. The cubic root of 1310303904 is about 1094.2687872767.

The spelling of 1310303904 in words is "one billion, three hundred ten million, three hundred three thousand, nine hundred four".