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52402326 = 2323379727
BaseRepresentation
bin1100011111100…
…1100010010110
310122121022110220
43013321202112
5101403333301
65111055210
71204261314
oct307714226
9118538426
1052402326
1127641709
1215671506
13ab199c2
146d610b4
154901936
hex31f9896

52402326 has 16 divisors (see below), whose sum is σ = 109361664. Its totient is φ = 16707944.

The previous prime is 52402309. The next prime is 52402327. The reversal of 52402326 is 62320425.

It is a junction number, because it is equal to n+sod(n) for n = 52402296 and 52402305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52402327) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 189726 + ... + 190001.

It is an arithmetic number, because the mean of its divisors is an integer number (6835104).

Almost surely, 252402326 is an apocalyptic number.

52402326 is an abundant number, since it is smaller than the sum of its proper divisors (56959338).

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

52402326 is a wasteful number, since it uses less digits than its factorization.

52402326 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379755.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 52402326 is about 7238.9450888924. The cubic root of 52402326 is about 374.2112631029.

The spelling of 52402326 in words is "fifty-two million, four hundred two thousand, three hundred twenty-six".

Divisors: 1 2 3 6 23 46 69 138 379727 759454 1139181 2278362 8733721 17467442 26201163 52402326