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52710661 = 2910716987
BaseRepresentation
bin1100100100010…
…0110100000101
310200011222102201
43021010310011
5101443220121
65121434501
71210014253
oct311046405
9120158381
1052710661
1127832333
121579ba31
13abc7153
1470015d3
154962e91
hex3244d05

52710661 has 8 divisors (see below), whose sum is σ = 55041120. Its totient is φ = 50414448.

The previous prime is 52710631. The next prime is 52710683. The reversal of 52710661 is 16601725.

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 52710661 - 25 = 52710629 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 (52710631) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5391 + ... + 11596.

It is an arithmetic number, because the mean of its divisors is an integer number (6880140).

Almost surely, 252710661 is an apocalyptic number.

It is an amenable number.

52710661 is a deficient number, since it is larger than the sum of its proper divisors (2330459).

52710661 is a wasteful number, since it uses less digits than its factorization.

52710661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17123.

The product of its (nonzero) digits is 2520, while the sum is 28.

The square root of 52710661 is about 7260.2108096115. The cubic root of 52710661 is about 374.9437806091.

The spelling of 52710661 in words is "fifty-two million, seven hundred ten thousand, six hundred sixty-one".

Divisors: 1 29 107 3103 16987 492623 1817609 52710661