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52400059 = 71738029
BaseRepresentation
bin1100011111100…
…0111110111011
310122121012100221
43013320332323
5101403300214
65111040511
71204251565
oct307707673
9118535327
1052400059
112763aa38
1215670137
13ab1896a
146d60335
154900e24
hex31f8fbb

52400059 has 4 divisors (see below), whose sum is σ = 53138160. Its totient is φ = 51661960.

The previous prime is 52400041. The next prime is 52400087. The reversal of 52400059 is 95000425.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52400059 - 211 = 52398011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52400039) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 368944 + ... + 369085.

It is an arithmetic number, because the mean of its divisors is an integer number (13284540).

Almost surely, 252400059 is an apocalyptic number.

52400059 is a deficient number, since it is larger than the sum of its proper divisors (738101).

52400059 is an equidigital number, since it uses as much as digits as its factorization.

52400059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 738100.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 52400059 is about 7238.7885036103. The cubic root of 52400059 is about 374.2058667193.

The spelling of 52400059 in words is "fifty-two million, four hundred thousand, fifty-nine".

Divisors: 1 71 738029 52400059