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2980523 = 72134679
BaseRepresentation
bin1011010111101010101011
312121102111202
423113222223
51230334043
6143514415
734222400
oct13275253
95542452
102980523
111756347
12bb8a0b
13804830
145782a7
153dd1b8
hex2d7aab

2980523 has 12 divisors (see below), whose sum is σ = 3734640. Its totient is φ = 2357712.

The previous prime is 2980513. The next prime is 2980531. The reversal of 2980523 is 3250892.

It is a de Polignac number, because none of the positive numbers 2k-2980523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2980513) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1703 + ... + 2976.

It is an arithmetic number, because the mean of its divisors is an integer number (311220).

22980523 is an apocalyptic number.

2980523 is a deficient number, since it is larger than the sum of its proper divisors (754117).

2980523 is a wasteful number, since it uses less digits than its factorization.

2980523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4706 (or 4699 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 2980523 is about 1726.4191264001. The cubic root of 2980523 is about 143.9121602920.

The spelling of 2980523 in words is "two million, nine hundred eighty thousand, five hundred twenty-three".

Divisors: 1 7 13 49 91 637 4679 32753 60827 229271 425789 2980523