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200312013 = 31112314931
BaseRepresentation
bin10111111000010…
…00010011001101
3111221220220102110
423330020103031
5402234441023
631513214233
74651424016
oct1374102315
9457826373
10200312013
11a3086420
1257101379
1332666325
141c86400d
15128bba93
hexbf084cd

200312013 has 16 divisors (see below), whose sum is σ = 291658752. Its totient is φ = 121278000.

The previous prime is 200312011. The next prime is 200312027. The reversal of 200312013 is 310213002.

It is a happy number.

200312013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 200312013 - 21 = 200312011 is a prime.

It is a super-2 number, since 2×2003120132 = 80249805104224338, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 200312013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200312011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38158 + ... + 43088.

It is an arithmetic number, because the mean of its divisors is an integer number (18228672).

Almost surely, 2200312013 is an apocalyptic number.

It is an amenable number.

200312013 is a deficient number, since it is larger than the sum of its proper divisors (91346739).

200312013 is a wasteful number, since it uses less digits than its factorization.

200312013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6176.

The product of its (nonzero) digits is 36, while the sum is 12.

The square root of 200312013 is about 14153.1626500934. The cubic root of 200312013 is about 585.1075001510.

Adding to 200312013 its reverse (310213002), we get a palindrome (510525015).

It can be divided in two parts, 200 and 312013, that added together give a palindrome (312213).

The spelling of 200312013 in words is "two hundred million, three hundred twelve thousand, thirteen".

Divisors: 1 3 11 33 1231 3693 4931 13541 14793 40623 54241 162723 6070061 18210183 66770671 200312013