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3250980 = 2232518061
BaseRepresentation
bin1100011001101100100100
320010011111200
430121230210
51313012410
6153402500
736430035
oct14315444
96104450
103250980
111920567
121109430
1389a975
14608a8c
154433c0
hex319b24

3250980 has 36 divisors (see below), whose sum is σ = 9861852. Its totient is φ = 866880.

The previous prime is 3250979. The next prime is 3250991. The reversal of 3250980 is 890523.

It can be written as a sum of positive squares in 2 ways, for example, as 1937664 + 1313316 = 1392^2 + 1146^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8851 + ... + 9210.

Almost surely, 23250980 is an apocalyptic number.

3250980 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3250980 is an abundant number, since it is smaller than the sum of its proper divisors (6610872).

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

3250980 is a wasteful number, since it uses less digits than its factorization.

3250980 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18076 (or 18071 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 27.

The square root of 3250980 is about 1803.0474203415. The cubic root of 3250980 is about 148.1396903659.

The spelling of 3250980 in words is "three million, two hundred fifty thousand, nine hundred eighty".

Divisors: 1 2 3 4 5 6 9 10 12 15 18 20 30 36 45 60 90 180 18061 36122 54183 72244 90305 108366 162549 180610 216732 270915 325098 361220 541830 650196 812745 1083660 1625490 3250980