Base | Representation |
---|---|
bin | 1001101001100… |
… | …11111001010110 |
3 | 12122022211112020 |
4 | 10310303321112 |
5 | 131210443133 |
6 | 12011034010 |
7 | 2002042224 |
oct | 464637126 |
9 | 178284466 |
10 | 80952918 |
11 | 41772142 |
12 | 2313b906 |
13 | 13a05047 |
14 | aa73b14 |
15 | 71910b3 |
hex | 4d33e56 |
80952918 has 24 divisors (see below), whose sum is σ = 165781368. Its totient is φ = 26353152.
The previous prime is 80952913. The next prime is 80952919. The reversal of 80952918 is 81925908.
It is a happy number.
It is a self number, because there is not a number n which added to its sum of digits gives 80952918.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80952913) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7446 + ... + 14742.
It is an arithmetic number, because the mean of its divisors is an integer number (6907557).
Almost surely, 280952918 is an apocalyptic number.
80952918 is an abundant number, since it is smaller than the sum of its proper divisors (84828450).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80952918 is a wasteful number, since it uses less digits than its factorization.
80952918 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7388 (or 7345 counting only the distinct ones).
The product of its (nonzero) digits is 51840, while the sum is 42.
The square root of 80952918 is about 8997.3839531277. The cubic root of 80952918 is about 432.5910227526.
The spelling of 80952918 in words is "eighty million, nine hundred fifty-two thousand, nine hundred eighteen".
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