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3242980 = 2251312473
BaseRepresentation
bin1100010111101111100100
320002202112101
430113233210
51312233410
6153301444
736364516
oct14275744
96082471
103242980
111915554
121104884
13897130
14605bb6
15440d3a
hex317be4

3242980 has 24 divisors (see below), whose sum is σ = 7334712. Its totient is φ = 1197312.

The previous prime is 3242969. The next prime is 3242999. The reversal of 3242980 is 892423.

It can be written as a sum of positive squares in 4 ways, for example, as 166464 + 3076516 = 408^2 + 1754^2 .

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5977 + ... + 6496.

It is an arithmetic number, because the mean of its divisors is an integer number (305613).

Almost surely, 23242980 is an apocalyptic number.

It is an amenable number.

3242980 is an abundant number, since it is smaller than the sum of its proper divisors (4091732).

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

3242980 is a wasteful number, since it uses less digits than its factorization.

3242980 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12495 (or 12493 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 3242980 is about 1800.8275875275. The cubic root of 3242980 is about 148.0180766817.

The spelling of 3242980 in words is "three million, two hundred forty-two thousand, nine hundred eighty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 12473 24946 49892 62365 124730 162149 249460 324298 648596 810745 1621490 3242980