Base | Representation |
---|---|
bin | 1001101001100… |
… | …11111010101000 |
3 | 12122022211122021 |
4 | 10310303322220 |
5 | 131210444000 |
6 | 12011034224 |
7 | 2002042402 |
oct | 464637250 |
9 | 178284567 |
10 | 80953000 |
11 | 41772207 |
12 | 2313b974 |
13 | 13a050ab |
14 | aa73b72 |
15 | 719111a |
hex | 4d33ea8 |
80953000 has 32 divisors (see below), whose sum is σ = 189432360. Its totient is φ = 32380800.
The previous prime is 80952943. The next prime is 80953021. The reversal of 80953000 is 35908.
It can be written as a sum of positive squares in 4 ways, for example, as 13351716 + 67601284 = 3654^2 + 8222^2 .
It is a Harshad number since it is a multiple of its sum of digits (25).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39477 + ... + 41476.
Almost surely, 280953000 is an apocalyptic number.
It is an amenable number.
80953000 is an abundant number, since it is smaller than the sum of its proper divisors (108479360).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80953000 is a wasteful number, since it uses less digits than its factorization.
80953000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80974 (or 80960 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 25.
The square root of 80953000 is about 8997.3885100067. The cubic root of 80953000 is about 432.5911688146.
Adding to 80953000 its reverse (35908), we get a palindrome (80988908).
The spelling of 80953000 in words is "eighty million, nine hundred fifty-three thousand".
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