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52434590 = 25131492707
BaseRepresentation
bin1100100000000…
…1011010011110
310122122221201212
43020001122132
5101410401330
65111504422
71204454345
oct310013236
9118587655
1052434590
112766397a
1215688112
13ab2b5b0
146d6cb5c
15490b295
hex320169e

52434590 has 32 divisors (see below), whose sum is σ = 102362400. Its totient is φ = 19223424.

The previous prime is 52434589. The next prime is 52434607. The reversal of 52434590 is 9543425.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18017 + ... + 20723.

It is an arithmetic number, because the mean of its divisors is an integer number (3198825).

Almost surely, 252434590 is an apocalyptic number.

52434590 is a deficient number, since it is larger than the sum of its proper divisors (49927810).

52434590 is a wasteful number, since it uses less digits than its factorization.

52434590 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2876.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 52434590 is about 7241.1732474786. The cubic root of 52434590 is about 374.2880477044.

The spelling of 52434590 in words is "fifty-two million, four hundred thirty-four thousand, five hundred ninety".

Divisors: 1 2 5 10 13 26 65 130 149 298 745 1490 1937 2707 3874 5414 9685 13535 19370 27070 35191 70382 175955 351910 403343 806686 2016715 4033430 5243459 10486918 26217295 52434590