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290582052 = 223191126781
BaseRepresentation
bin10001010100011…
…110111000100100
3202020210002122020
4101110132320210
51043342111202
644500103140
710125622665
oct2124367044
9666702566
10290582052
1113a031662
1281394ab0
1348281157
142a84136c
151a79d5bc
hex1151ee24

290582052 has 24 divisors (see below), whose sum is σ = 681580032. Its totient is φ = 96352800.

The previous prime is 290582051. The next prime is 290582057. The reversal of 290582052 is 250285092.

It is not an unprimeable number, because it can be changed into a prime (290582051) by changing a digit.

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, 61099 + ... + 65682.

It is an arithmetic number, because the mean of its divisors is an integer number (28399168).

Almost surely, 2290582052 is an apocalyptic number.

It is an amenable number.

290582052 is an abundant number, since it is smaller than the sum of its proper divisors (390997980).

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

290582052 is a wasteful number, since it uses less digits than its factorization.

290582052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126979 (or 126977 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 33.

The square root of 290582052 is about 17046.4674346329. The cubic root of 290582052 is about 662.3531337907.

The spelling of 290582052 in words is "two hundred ninety million, five hundred eighty-two thousand, fifty-two".

Divisors: 1 2 3 4 6 12 191 382 573 764 1146 2292 126781 253562 380343 507124 760686 1521372 24215171 48430342 72645513 96860684 145291026 290582052