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2894980 = 2251113159
BaseRepresentation
bin1011000010110010000100
312110002011111
423002302010
51220114410
6142014404
733415114
oct13026204
95402144
102894980
1116a8050
12b77404
137a490a
14555044
153c2b8a
hex2c2c84

2894980 has 24 divisors (see below), whose sum is σ = 6632640. Its totient is φ = 1052640.

The previous prime is 2894971. The next prime is 2894989. The reversal of 2894980 is 894982.

2894980 = T720 + T721 + ... + T730.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2894971) and next prime (2894989).

It is not an unprimeable number, because it can be changed into a prime (2894989) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6360 + ... + 6799.

It is an arithmetic number, because the mean of its divisors is an integer number (276360).

22894980 is an apocalyptic number.

2894980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2894980 is an abundant number, since it is smaller than the sum of its proper divisors (3737660).

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

2894980 is a wasteful number, since it uses less digits than its factorization.

2894980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13179 (or 13177 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 40.

The square root of 2894980 is about 1701.4640754362. The cubic root of 2894980 is about 142.5219828608.

The spelling of 2894980 in words is "two million, eight hundred ninety-four thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 13159 26318 52636 65795 131590 144749 263180 289498 578996 723745 1447490 2894980