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52396230 = 2351746541
BaseRepresentation
bin1100011111100…
…0000011000110
310122121000010010
43013320003012
5101403134410
65111011050
71204234455
oct307700306
9118530103
1052396230
1127638077
1215669a86
13ab16cb3
146d5cb9c
1548eec20
hex31f80c6

52396230 has 16 divisors (see below), whose sum is σ = 125751024. Its totient is φ = 13972320.

The previous prime is 52396229. The next prime is 52396241. The reversal of 52396230 is 3269325.

It is a Harshad number since it is a multiple of its sum of digits (30), and also a Moran number because the ratio is a prime number: 1746541 = 52396230 / (5 + 2 + 3 + 9 + 6 + 2 + 3 + 0).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 873241 + ... + 873300.

It is an arithmetic number, because the mean of its divisors is an integer number (7859439).

Almost surely, 252396230 is an apocalyptic number.

52396230 is an abundant number, since it is smaller than the sum of its proper divisors (73354794).

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

52396230 is a wasteful number, since it uses less digits than its factorization.

52396230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746551.

The product of its (nonzero) digits is 9720, while the sum is 30.

The square root of 52396230 is about 7238.5240208208. The cubic root of 52396230 is about 374.1967517857.

The spelling of 52396230 in words is "fifty-two million, three hundred ninety-six thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 1746541 3493082 5239623 8732705 10479246 17465410 26198115 52396230