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52625207 = 1671811741
BaseRepresentation
bin1100100010111…
…1111100110111
310200000122012202
43020233330313
5101433001312
65115535115
71206210155
oct310577467
9120018182
1052625207
1127784108
121575a49b
13ab9729b
146dbc3d5
1549479c2
hex322ff37

52625207 has 8 divisors (see below), whose sum is σ = 53263392. Its totient is φ = 51991200.

The previous prime is 52625191. The next prime is 52625213. The reversal of 52625207 is 70252625.

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 52625207 - 24 = 52625191 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52625207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52625257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29357 + ... + 31097.

It is an arithmetic number, because the mean of its divisors is an integer number (6657924).

Almost surely, 252625207 is an apocalyptic number.

52625207 is a deficient number, since it is larger than the sum of its proper divisors (638185).

52625207 is a wasteful number, since it uses less digits than its factorization.

52625207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2089.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 52625207 is about 7254.3233316416. The cubic root of 52625207 is about 374.7410526386.

The spelling of 52625207 in words is "fifty-two million, six hundred twenty-five thousand, two hundred seven".

Divisors: 1 167 181 1741 30227 290747 315121 52625207