Base | Representation |
---|---|
bin | 110101000101011… |
… | …010010011101000 |
3 | 2022001211201111122 |
4 | 311011122103220 |
5 | 3310444022140 |
6 | 224212514412 |
7 | 31033032203 |
oct | 6505322350 |
9 | 2261751448 |
10 | 890610920 |
11 | 4177aa191 |
12 | 20a31ba08 |
13 | 112689c14 |
14 | 863d493a |
15 | 532c4ab5 |
hex | 3515a4e8 |
890610920 has 64 divisors (see below), whose sum is σ = 2029536000. Its totient is φ = 351716608.
The previous prime is 890610907. The next prime is 890610923. The reversal of 890610920 is 29016098.
It is not an unprimeable number, because it can be changed into a prime (890610923) 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, 1238321 + ... + 1239039.
It is an arithmetic number, because the mean of its divisors is an integer number (31711500).
Almost surely, 2890610920 is an apocalyptic number.
It is an amenable number.
890610920 is an abundant number, since it is smaller than the sum of its proper divisors (1138925080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
890610920 is a wasteful number, since it uses less digits than its factorization.
890610920 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1082 (or 1078 counting only the distinct ones).
The product of its (nonzero) digits is 7776, while the sum is 35.
The square root of 890610920 is about 29843.1050663298. The cubic root of 890610920 is about 962.1202126736.
The spelling of 890610920 in words is "eight hundred ninety million, six hundred ten thousand, nine hundred twenty".
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