Base | Representation |
---|---|
bin | 1001101000000… |
… | …11000000010100 |
3 | 12121221122211021 |
4 | 10310003000110 |
5 | 131133041120 |
6 | 12002450524 |
7 | 2000246332 |
oct | 464030024 |
9 | 177848737 |
10 | 80752660 |
11 | 4164573a |
12 | 23063a44 |
13 | 13964b51 |
14 | aa20b52 |
15 | 7151aaa |
hex | 4d03014 |
80752660 has 24 divisors (see below), whose sum is σ = 178506720. Its totient is φ = 30600864.
The previous prime is 80752649. The next prime is 80752691. The reversal of 80752660 is 6625708.
It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
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, 105874 + ... + 106633.
It is an arithmetic number, because the mean of its divisors is an integer number (7437780).
Almost surely, 280752660 is an apocalyptic number.
It is an amenable number.
80752660 is an abundant number, since it is smaller than the sum of its proper divisors (97754060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80752660 is a wasteful number, since it uses less digits than its factorization.
80752660 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 212535 (or 212533 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 34.
The square root of 80752660 is about 8986.2483829460. The cubic root of 80752660 is about 432.2340195822.
The spelling of 80752660 in words is "eighty million, seven hundred fifty-two thousand, six hundred sixty".
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