Base | Representation |
---|---|
bin | 1001100010010… |
… | …11111010111100 |
3 | 12120112120010202 |
4 | 10301023322330 |
5 | 130440041443 |
6 | 11534423032 |
7 | 1661004110 |
oct | 461137274 |
9 | 176476122 |
10 | 80002748 |
11 | 41183281 |
12 | 22961a78 |
13 | 13761707 |
14 | a8a7740 |
15 | 70547b8 |
hex | 4c4bebc |
80002748 has 48 divisors (see below), whose sum is σ = 170843904. Its totient is φ = 31998720.
The previous prime is 80002739. The next prime is 80002823. The reversal of 80002748 is 84720008.
It is a self number, because there is not a number n which added to its sum of digits gives 80002748.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 61715 + ... + 62997.
It is an arithmetic number, because the mean of its divisors is an integer number (3559248).
Almost surely, 280002748 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 80002748, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (85421952).
80002748 is an abundant number, since it is smaller than the sum of its proper divisors (90841156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80002748 is a wasteful number, since it uses less digits than its factorization.
80002748 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1442 (or 1440 counting only the distinct ones).
The product of its (nonzero) digits is 3584, while the sum is 29.
The square root of 80002748 is about 8944.4255265500. The cubic root of 80002748 is about 430.8918716053.
The spelling of 80002748 in words is "eighty million, two thousand, seven hundred forty-eight".
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