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52470793 = 431220251
BaseRepresentation
bin1100100000101…
…0010000001001
310122201210101201
43020022100021
5101413031133
65112344201
71204665034
oct310122011
9118653351
1052470793
11276890a1
12156a5061
13ab41c0b
146d7c01b
154916d7d
hex320a409

52470793 has 4 divisors (see below), whose sum is σ = 53691088. Its totient is φ = 51250500.

The previous prime is 52470779. The next prime is 52470809. The reversal of 52470793 is 39707425.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52470793 - 29 = 52470281 is a prime.

It is a super-3 number, since 3×524707933 (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52470713) 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, 610083 + ... + 610168.

It is an arithmetic number, because the mean of its divisors is an integer number (13422772).

Almost surely, 252470793 is an apocalyptic number.

It is an amenable number.

52470793 is a deficient number, since it is larger than the sum of its proper divisors (1220295).

52470793 is a wasteful number, since it uses less digits than its factorization.

52470793 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1220294.

The product of its (nonzero) digits is 52920, while the sum is 37.

The square root of 52470793 is about 7243.6726182234. The cubic root of 52470793 is about 374.3741691801.

It can be divided in two parts, 524707 and 93, that added together give a triangular number (524800 = T1024).

The spelling of 52470793 in words is "fifty-two million, four hundred seventy thousand, seven hundred ninety-three".

Divisors: 1 43 1220251 52470793