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52370481 = 319191397
BaseRepresentation
bin1100011111000…
…1110000110001
310122112200210110
43013301300301
5101401323411
65110251533
71204066422
oct307616061
9118480713
1052370481
112761a799
1215656ba9
13ab08367
146d53649
1548e72a6
hex31f1c31

52370481 has 8 divisors (see below), whose sum is σ = 70193664. Its totient is φ = 34730480.

The previous prime is 52370477. The next prime is 52370497. The reversal of 52370481 is 18407325.

52370481 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 cyclic number.

It is not a de Polignac number, because 52370481 - 22 = 52370477 is a prime.

It is a super-2 number, since 2×523704812 = 5485334560342722, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52370581) 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 7 ways as a sum of consecutive naturals, for example, 45126 + ... + 46271.

It is an arithmetic number, because the mean of its divisors is an integer number (8774208).

Almost surely, 252370481 is an apocalyptic number.

It is an amenable number.

52370481 is a deficient number, since it is larger than the sum of its proper divisors (17823183).

52370481 is a wasteful number, since it uses less digits than its factorization.

52370481 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91591.

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 52370481 is about 7236.7451938009. The cubic root of 52370481 is about 374.1354447609.

The spelling of 52370481 in words is "fifty-two million, three hundred seventy thousand, four hundred eighty-one".

Divisors: 1 3 191 573 91397 274191 17456827 52370481