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2814980 = 225720107
BaseRepresentation
bin1010101111010000000100
312022000102112
422233100010
51210034410
6140200152
732632640
oct12572004
95260375
102814980
111652a33
12b39058
1377738c
14533c20
153a9105
hex2af404

2814980 has 24 divisors (see below), whose sum is σ = 6756288. Its totient is φ = 965088.

The previous prime is 2814941. The next prime is 2814991. The reversal of 2814980 is 894182.

It is a happy number.

It is a super-2 number, since 2×28149802 = 15848224800800, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9914 + ... + 10193.

It is an arithmetic number, because the mean of its divisors is an integer number (281512).

22814980 is an apocalyptic number.

2814980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2814980 is an abundant number, since it is smaller than the sum of its proper divisors (3941308).

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

2814980 is a wasteful number, since it uses less digits than its factorization.

2814980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20123 (or 20121 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 32.

The square root of 2814980 is about 1677.7902133461. The cubic root of 2814980 is about 141.1968813763.

The spelling of 2814980 in words is "two million, eight hundred fourteen thousand, nine hundred eighty".

Divisors: 1 2 4 5 7 10 14 20 28 35 70 140 20107 40214 80428 100535 140749 201070 281498 402140 562996 703745 1407490 2814980