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2318080 = 2851811
BaseRepresentation
bin1000110101111100000000
311100202210211
420311330000
51043134310
6121403504
725463152
oct10657400
94322724
102318080
111343676
12939594
1363215b
14444ad2
1530bc8a
hex235f00

2318080 has 36 divisors (see below), whose sum is σ = 5555592. Its totient is φ = 926720.

The previous prime is 2318077. The next prime is 2318089. The reversal of 2318080 is 808132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2318089) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 375 + ... + 2185.

It is an arithmetic number, because the mean of its divisors is an integer number (154322).

22318080 is an apocalyptic number.

2318080 is a gapful number since it is divisible by the number (20) 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 2318080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2777796).

2318080 is an abundant number, since it is smaller than the sum of its proper divisors (3237512).

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

2318080 is an equidigital number, since it uses as much as digits as its factorization.

2318080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1832 (or 1818 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

The square root of 2318080 is about 1522.5242198402. The cubic root of 2318080 is about 132.3455896764.

The spelling of 2318080 in words is "two million, three hundred eighteen thousand, eighty".

Divisors: 1 2 4 5 8 10 16 20 32 40 64 80 128 160 256 320 640 1280 1811 3622 7244 9055 14488 18110 28976 36220 57952 72440 115904 144880 231808 289760 463616 579520 1159040 2318080