Base | Representation |
---|---|
bin | 10111111100110… |
… | …01011110111000 |
3 | 112000001010011011 |
4 | 23332121132320 |
5 | 402413003210 |
6 | 31534043304 |
7 | 4656451522 |
oct | 1376313670 |
9 | 460033134 |
10 | 200906680 |
11 | a3452187 |
12 | 57349534 |
13 | 32813bc0 |
14 | 1c97aa12 |
15 | 12987d8a |
hex | bf997b8 |
200906680 has 64 divisors (see below), whose sum is σ = 515471040. Its totient is φ = 69814272.
The previous prime is 200906677. The next prime is 200906687. The reversal of 200906680 is 86609002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (200906687) 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, 2524 + ... + 20203.
It is an arithmetic number, because the mean of its divisors is an integer number (8054235).
Almost surely, 2200906680 is an apocalyptic number.
200906680 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
200906680 is an abundant number, since it is smaller than the sum of its proper divisors (314564360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
200906680 is a wasteful number, since it uses less digits than its factorization.
200906680 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22768 (or 22764 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 31.
The square root of 200906680 is about 14174.1553540237. The cubic root of 200906680 is about 585.6859317171.
The spelling of 200906680 in words is "two hundred million, nine hundred six thousand, six hundred eighty".
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