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52626613 = 137735237
BaseRepresentation
bin1100100011000…
…0010010110101
310200000201010211
43020300102311
5101433022423
65115545421
71206214234
oct310602265
9120021124
1052626613
1127785176
121575b271
13ab97b10
146dbcb1b
15494810d
hex32304b5

52626613 has 8 divisors (see below), whose sum is σ = 56758968. Its totient is φ = 48506304.

The previous prime is 52626593. The next prime is 52626631. The reversal of 52626613 is 31662625.

It can be written as a sum of positive squares in 4 ways, for example, as 887364 + 51739249 = 942^2 + 7193^2 .

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 52626613 - 213 = 52618421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52626113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7431 + ... + 12667.

It is an arithmetic number, because the mean of its divisors is an integer number (7094871).

Almost surely, 252626613 is an apocalyptic number.

It is an amenable number.

52626613 is a deficient number, since it is larger than the sum of its proper divisors (4132355).

52626613 is a wasteful number, since it uses less digits than its factorization.

52626613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6023.

The product of its digits is 12960, while the sum is 31.

The square root of 52626613 is about 7254.4202387234. The cubic root of 52626613 is about 374.7443899571.

The spelling of 52626613 in words is "fifty-two million, six hundred twenty-six thousand, six hundred thirteen".

Divisors: 1 13 773 5237 10049 68081 4048201 52626613