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6240442524 = 2232322610299
BaseRepresentation
bin1011100111111010…
…11001100010011100
3121002220111022210220
411303331121202130
5100240023130044
62511122201340
7310433612661
oct56375314234
917086438726
106240442524
112712626918
121261ab3250
13785b43154
14432b1ba68
15267cd0019
hex173f5989c

6240442524 has 24 divisors (see below), whose sum is σ = 15194121600. Its totient is φ = 1989706224.

The previous prime is 6240442471. The next prime is 6240442591. The reversal of 6240442524 is 4252440426.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11304874 + ... + 11305425.

It is an arithmetic number, because the mean of its divisors is an integer number (633088400).

Almost surely, 26240442524 is an apocalyptic number.

It is an amenable number.

6240442524 is an abundant number, since it is smaller than the sum of its proper divisors (8953679076).

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

6240442524 is a wasteful number, since it uses less digits than its factorization.

6240442524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22610329 (or 22610327 counting only the distinct ones).

The product of its (nonzero) digits is 61440, while the sum is 33.

The square root of 6240442524 is about 78996.4715920907. The cubic root of 6240442524 is about 1841.0763358380.

The spelling of 6240442524 in words is "six billion, two hundred forty million, four hundred forty-two thousand, five hundred twenty-four".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 22610299 45220598 67830897 90441196 135661794 271323588 520036877 1040073754 1560110631 2080147508 3120221262 6240442524