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536665013 = 1997291191
BaseRepresentation
bin11111111111001…
…101101110110101
31101101211101222222
4133333031232311
52044341240023
6125130332125
716204402013
oct3777155665
91341741888
10536665013
11255a2a405
1212b88a045
1387251981
14513bb8b3
15321abcc8
hex1ffcdbb5

536665013 has 8 divisors (see below), whose sum is σ = 570736320. Its totient is φ = 503176320.

The previous prime is 536665009. The next prime is 536665079. The reversal of 536665013 is 310566635.

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 536665013 - 22 = 536665009 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 (536665513) 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, 143753 + ... + 147438.

It is an arithmetic number, because the mean of its divisors is an integer number (71342040).

Almost surely, 2536665013 is an apocalyptic number.

It is an amenable number.

536665013 is a deficient number, since it is larger than the sum of its proper divisors (34071307).

536665013 is a wasteful number, since it uses less digits than its factorization.

536665013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291307.

The product of its (nonzero) digits is 48600, while the sum is 35.

The square root of 536665013 is about 23166.0314469268. The cubic root of 536665013 is about 812.6454243209.

The spelling of 536665013 in words is "five hundred thirty-six million, six hundred sixty-five thousand, thirteen".

Divisors: 1 19 97 1843 291191 5532629 28245527 536665013