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52090395 = 3572831753
BaseRepresentation
bin1100011010110…
…1011000011011
310122000110120220
43012231120123
5101313343040
65100251123
71201522020
oct306553033
9118013526
1052090395
1127449315
1215540aa3
13aa3aa26
146cbd547
15488e2d0
hex31ad61b

52090395 has 32 divisors (see below), whose sum is σ = 95642112. Its totient is φ = 23715072.

The previous prime is 52090393. The next prime is 52090403. The reversal of 52090395 is 59309025.

It is not a de Polignac number, because 52090395 - 21 = 52090393 is a prime.

It is not an unprimeable number, because it can be changed into a prime (52090393) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28839 + ... + 30591.

It is an arithmetic number, because the mean of its divisors is an integer number (2988816).

Almost surely, 252090395 is an apocalyptic number.

52090395 is a deficient number, since it is larger than the sum of its proper divisors (43551717).

52090395 is a wasteful number, since it uses less digits than its factorization.

52090395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2051.

The product of its (nonzero) digits is 12150, while the sum is 33.

The square root of 52090395 is about 7217.3675949061. The cubic root of 52090395 is about 373.4672727498.

The spelling of 52090395 in words is "fifty-two million, ninety thousand, three hundred ninety-five".

Divisors: 1 3 5 7 15 21 35 105 283 849 1415 1753 1981 4245 5259 5943 8765 9905 12271 26295 29715 36813 61355 184065 496099 1488297 2480495 3472693 7441485 10418079 17363465 52090395