Base | Representation |
---|---|
bin | 1001101000101… |
… | …01011101011010 |
3 | 12122002111111220 |
4 | 10310111131122 |
5 | 131143001000 |
6 | 12004232510 |
7 | 2001012606 |
oct | 464253532 |
9 | 178074456 |
10 | 80828250 |
11 | 41697508 |
12 | 2309b736 |
13 | 13990389 |
14 | aa40506 |
15 | 71691a0 |
hex | 4d1575a |
80828250 has 64 divisors (see below), whose sum is σ = 206129664. Its totient is φ = 21086400.
The previous prime is 80828243. The next prime is 80828263. The reversal of 80828250 is 5282808.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 34104 + ... + 36396.
It is an arithmetic number, because the mean of its divisors is an integer number (3220776).
Almost surely, 280828250 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80828250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (103064832).
80828250 is an abundant number, since it is smaller than the sum of its proper divisors (125301414).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80828250 is a wasteful number, since it uses less digits than its factorization.
80828250 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2360 (or 2350 counting only the distinct ones).
The product of its (nonzero) digits is 10240, while the sum is 33.
The square root of 80828250 is about 8990.4532699970. The cubic root of 80828250 is about 432.3688443680.
The spelling of 80828250 in words is "eighty million, eight hundred twenty-eight thousand, two hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •