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200115013 = 7317731193
BaseRepresentation
bin10111110110110…
…00001101000101
3111221112220012011
423323120031011
5402212140023
631505054221
74646643460
oct1373301505
9457486164
10200115013
11a2a6140a
1257027371
13325c7767
141c8122d7
151287d50d
hexbed8345

200115013 has 16 divisors (see below), whose sum is σ = 236583936. Its totient is φ = 165640320.

The previous prime is 200114963. The next prime is 200115023. The reversal of 200115013 is 310511002.

It is a cyclic number.

It is not a de Polignac number, because 200115013 - 217 = 199983941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200114984 and 200115002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200115023) 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, 167145 + ... + 168337.

It is an arithmetic number, because the mean of its divisors is an integer number (14786496).

Almost surely, 2200115013 is an apocalyptic number.

It is an amenable number.

200115013 is a deficient number, since it is larger than the sum of its proper divisors (36468923).

200115013 is a wasteful number, since it uses less digits than its factorization.

200115013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2004.

The product of its (nonzero) digits is 30, while the sum is 13.

The square root of 200115013 is about 14146.2013629101. The cubic root of 200115013 is about 584.9156261785.

Adding to 200115013 its reverse (310511002), we get a palindrome (510626015).

The spelling of 200115013 in words is "two hundred million, one hundred fifteen thousand, thirteen".

Divisors: 1 7 31 217 773 1193 5411 8351 23963 36983 167741 258881 922189 6455323 28587859 200115013