Base | Representation |
---|---|
bin | 1001100101001… |
… | …11110011111000 |
3 | 12121020200102202 |
4 | 10302213303320 |
5 | 131034113003 |
6 | 11550445332 |
7 | 1664132324 |
oct | 462476370 |
9 | 177220382 |
10 | 80379128 |
11 | 41410035 |
12 | 22b03848 |
13 | 13863b1b |
14 | a964984 |
15 | 70cb088 |
hex | 4ca7cf8 |
80379128 has 16 divisors (see below), whose sum is σ = 159576480. Its totient is φ = 37825408.
The previous prime is 80379127. The next prime is 80379157. The reversal of 80379128 is 82197308.
It is a junction number, because it is equal to n+sod(n) for n = 80379091 and 80379100.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (80379121) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 295376 + ... + 295647.
It is an arithmetic number, because the mean of its divisors is an integer number (9973530).
Almost surely, 280379128 is an apocalyptic number.
It is an amenable number.
80379128 is a deficient number, since it is larger than the sum of its proper divisors (79197352).
80379128 is a wasteful number, since it uses less digits than its factorization.
80379128 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 591046 (or 591042 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 38.
The square root of 80379128 is about 8965.4407588250. The cubic root of 80379128 is about 431.5665376667.
The spelling of 80379128 in words is "eighty million, three hundred seventy-nine thousand, one hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.029 sec. • engine limits •