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52693653 = 319191961
BaseRepresentation
bin1100100100000…
…0101010010101
310200011010002210
43021000222111
5101442144103
65121224033
71206613545
oct311005225
9120133083
1052693653
1127820581
1215792019
13abbc49c
146dd9325
15495ce03
hex3240a95

52693653 has 8 divisors (see below), whose sum is σ = 70626816. Its totient is φ = 34944800.

The previous prime is 52693643. The next prime is 52693673. The reversal of 52693653 is 35639625.

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 52693653 - 212 = 52689557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52693633) 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, 45408 + ... + 46553.

It is an arithmetic number, because the mean of its divisors is an integer number (8828352).

Almost surely, 252693653 is an apocalyptic number.

It is an amenable number.

52693653 is a deficient number, since it is larger than the sum of its proper divisors (17933163).

52693653 is a wasteful number, since it uses less digits than its factorization.

52693653 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92155.

The product of its digits is 145800, while the sum is 39.

The square root of 52693653 is about 7259.0393992594. The cubic root of 52693653 is about 374.9034489209.

The spelling of 52693653 in words is "fifty-two million, six hundred ninety-three thousand, six hundred fifty-three".

Divisors: 1 3 191 573 91961 275883 17564551 52693653