Base | Representation |
---|---|
bin | 1001101000000… |
… | …10100001100010 |
3 | 12121221120010022 |
4 | 10310002201202 |
5 | 131133010230 |
6 | 12002433442 |
7 | 2000240516 |
oct | 464024142 |
9 | 177846108 |
10 | 80750690 |
11 | 41644209 |
12 | 23062882 |
13 | 13963c97 |
14 | aa20146 |
15 | 71511e5 |
hex | 4d02862 |
80750690 has 16 divisors (see below), whose sum is σ = 145521792. Its totient is φ = 32262384.
The previous prime is 80750671. The next prime is 80750693. The reversal of 80750690 is 9605708.
It is a super-2 number, since 2×807506902 = 13041347870952200, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 80750690.
It is not an unprimeable number, because it can be changed into a prime (80750693) 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, 5207 + ... + 13733.
It is an arithmetic number, because the mean of its divisors is an integer number (9095112).
Almost surely, 280750690 is an apocalyptic number.
80750690 is a deficient number, since it is larger than the sum of its proper divisors (64771102).
80750690 is a wasteful number, since it uses less digits than its factorization.
80750690 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9481.
The product of its (nonzero) digits is 15120, while the sum is 35.
The square root of 80750690 is about 8986.1387703507. The cubic root of 80750690 is about 432.2305047013.
The spelling of 80750690 in words is "eighty million, seven hundred fifty thousand, six hundred ninety".
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