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2974980 = 2235179277
BaseRepresentation
bin1011010110010100000100
312121010220110
423112110010
51230144410
6143433020
734200261
oct13262404
95533813
102974980
111752168
12bb5770
13802158
14576268
153db720
hex2d6504

2974980 has 48 divisors (see below), whose sum is σ = 8406720. Its totient is φ = 786048.

The previous prime is 2974973. The next prime is 2974987. The reversal of 2974980 is 894792.

It is an interprime number because it is at equal distance from previous prime (2974973) and next prime (2974987).

It is not an unprimeable number, because it can be changed into a prime (2974987) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10602 + ... + 10878.

It is an arithmetic number, because the mean of its divisors is an integer number (175140).

22974980 is an apocalyptic number.

2974980 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2974980 is an abundant number, since it is smaller than the sum of its proper divisors (5431740).

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

2974980 is a wasteful number, since it uses less digits than its factorization.

2974980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 468 (or 466 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 39.

The square root of 2974980 is about 1724.8130333459. The cubic root of 2974980 is about 143.8228918287.

The spelling of 2974980 in words is "two million, nine hundred seventy-four thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 179 277 358 537 554 716 831 895 1074 1108 1385 1662 1790 2148 2685 2770 3324 3580 4155 5370 5540 8310 10740 16620 49583 99166 148749 198332 247915 297498 495830 594996 743745 991660 1487490 2974980