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52015006 = 2231497589
BaseRepresentation
bin1100011001101…
…0111110011110
310121212122011201
43012122332132
5101303440011
65054510114
71201056151
oct306327636
9117778151
1052015006
11273a770a
121550533a
13aa12614
146c9dc98
154876cc1
hex319af9e

52015006 has 16 divisors (see below), whose sum is σ = 81972000. Its totient is φ = 24706528.

The previous prime is 52015003. The next prime is 52015013. The reversal of 52015006 is 60051025.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52015003) 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, 3060 + ... + 10648.

It is an arithmetic number, because the mean of its divisors is an integer number (5123250).

Almost surely, 252015006 is an apocalyptic number.

52015006 is a deficient number, since it is larger than the sum of its proper divisors (29956994).

52015006 is a wasteful number, since it uses less digits than its factorization.

52015006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7763.

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 52015006 is about 7212.1429547673. The cubic root of 52015006 is about 373.2870161148.

The spelling of 52015006 in words is "fifty-two million, fifteen thousand, six".

Divisors: 1 2 23 46 149 298 3427 6854 7589 15178 174547 349094 1130761 2261522 26007503 52015006