Base | Representation |
---|---|
bin | 1100111010000… |
… | …11110010100000 |
3 | 21112202020121010 |
4 | 12131003302200 |
5 | 210204442432 |
6 | 14424500520 |
7 | 2453242011 |
oct | 635036240 |
9 | 245666533 |
10 | 108280992 |
11 | 56138126 |
12 | 3031a740 |
13 | 19582ac1 |
14 | 10549008 |
15 | 978d3cc |
hex | 6743ca0 |
108280992 has 48 divisors (see below), whose sum is σ = 285005952. Its totient is φ = 35996160.
The previous prime is 108280979. The next prime is 108280999. The reversal of 108280992 is 299082801.
It is a tau number, because it is divible by the number of its divisors (48).
It is a self number, because there is not a number n which added to its sum of digits gives 108280992.
It is not an unprimeable number, because it can be changed into a prime (108280999) 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, 40068 + ... + 42684.
It is an arithmetic number, because the mean of its divisors is an integer number (5937624).
Almost surely, 2108280992 is an apocalyptic number.
108280992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
108280992 is an abundant number, since it is smaller than the sum of its proper divisors (176724960).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
108280992 is a wasteful number, since it uses less digits than its factorization.
108280992 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3061 (or 3053 counting only the distinct ones).
The product of its (nonzero) digits is 20736, while the sum is 39.
The square root of 108280992 is about 10405.8152972268. The cubic root of 108280992 is about 476.6329644017.
The spelling of 108280992 in words is "one hundred eight million, two hundred eighty thousand, nine hundred ninety-two".
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