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52401346 = 231845183
BaseRepresentation
bin1100011111100…
…1010011000010
310122121021010121
43013321103002
5101403320341
65111050454
71204255414
oct307712302
9118537117
1052401346
11276409a8
1215670a2a
13ab1941a
146d609b4
1549014d1
hex31f94c2

52401346 has 8 divisors (see below), whose sum is σ = 81137664. Its totient is φ = 25355460.

The previous prime is 52401341. The next prime is 52401367. The reversal of 52401346 is 64310425.

52401346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×524013462 = 5491802125223432, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52401346.

It is not an unprimeable number, because it can be changed into a prime (52401341) 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 3 ways as a sum of consecutive naturals, for example, 422530 + ... + 422653.

It is an arithmetic number, because the mean of its divisors is an integer number (10142208).

Almost surely, 252401346 is an apocalyptic number.

52401346 is a deficient number, since it is larger than the sum of its proper divisors (28736318).

52401346 is a wasteful number, since it uses less digits than its factorization.

52401346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845216.

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 52401346 is about 7238.8773991552. The cubic root of 52401346 is about 374.2089303227.

The spelling of 52401346 in words is "fifty-two million, four hundred one thousand, three hundred forty-six".

Divisors: 1 2 31 62 845183 1690366 26200673 52401346