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206152010013 = 34347149228199
BaseRepresentation
bin1011111111111110011…
…1100000100100011101
3201201010002101011201010
42333333213200210131
511334144403310023
6234412133005433
720615432113155
oct2777747404435
9651102334633
10206152010013
117a4794873a4
1233b53a83879
1316594a3b9a1
149d9917d765
1555685d7093
hex2fff9e091d

206152010013 has 32 divisors (see below), whose sum is σ = 289175040000. Its totient is φ = 130500046656.

The previous prime is 206152010011. The next prime is 206152010017. The reversal of 206152010013 is 310010251602.

It is not a de Polignac number, because 206152010013 - 21 = 206152010011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (206152010011) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 789288 + ... + 1017486.

It is an arithmetic number, because the mean of its divisors is an integer number (9036720000).

Almost surely, 2206152010013 is an apocalyptic number.

It is an amenable number.

206152010013 is a deficient number, since it is larger than the sum of its proper divisors (83023029987).

206152010013 is a wasteful number, since it uses less digits than its factorization.

206152010013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228441.

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 206152010013 its reverse (310010251602), we get a palindrome (516162261615).

The spelling of 206152010013 in words is "two hundred six billion, one hundred fifty-two million, ten thousand, thirteen".

Divisors: 1 3 43 47 129 141 149 447 2021 6063 6407 7003 19221 21009 228199 301129 684597 903387 9812557 10725353 29437671 32176059 34001651 102004953 461190179 1383570537 1462070993 1598077597 4386212979 4794232791 68717336671 206152010013