Base | Representation |
---|---|
bin | 11000101010011… |
… | …10010001101000 |
3 | 112102022002211212 |
4 | 30111032101220 |
5 | 410430440323 |
6 | 32310212252 |
7 | 5061352046 |
oct | 1425162150 |
9 | 472262755 |
10 | 206890088 |
11 | a6869649 |
12 | 59354088 |
13 | 33b2a492 |
14 | 1d697396 |
15 | 1326ab78 |
hex | c54e468 |
206890088 has 32 divisors (see below), whose sum is σ = 419383200. Its totient is φ = 95349312.
The previous prime is 206890081. The next prime is 206890091. The reversal of 206890088 is 880098602.
It is a happy number.
It is not an unprimeable number, because it can be changed into a prime (206890081) 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, 12770 + ... + 24017.
It is an arithmetic number, because the mean of its divisors is an integer number (13105725).
Almost surely, 2206890088 is an apocalyptic number.
It is an amenable number.
206890088 is an abundant number, since it is smaller than the sum of its proper divisors (212493112).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
206890088 is a wasteful number, since it uses less digits than its factorization.
206890088 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 36849 (or 36845 counting only the distinct ones).
The product of its (nonzero) digits is 55296, while the sum is 41.
The square root of 206890088 is about 14383.6743567143. The cubic root of 206890088 is about 591.4434521705.
The spelling of 206890088 in words is "two hundred six million, eight hundred ninety thousand, eighty-eight".
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