Base | Representation |
---|---|
bin | 100001101110111011… |
… | …1110110011010001000 |
3 | 20220222121011220120212 |
4 | 1003131313312122020 |
5 | 2141330110212443 |
6 | 53140200540252 |
7 | 5143114560611 |
oct | 1033567663210 |
9 | 226877156525 |
10 | 72441882248 |
11 | 287a461037a |
12 | 12058781688 |
13 | 6aa63087a8 |
14 | 3713058c08 |
15 | 1d3ebab618 |
hex | 10dddf6688 |
72441882248 has 36 divisors (see below), whose sum is σ = 139123659285. Its totient is φ = 35362606944.
The previous prime is 72441882211. The next prime is 72441882263. The reversal of 72441882248 is 84228814427.
It is a happy number.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
It can be written as a sum of positive squares in 2 ways, for example, as 42352816804 + 30089065444 = 205798^2 + 173462^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=190318.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 72441882196 and 72441882205.
It is an unprimeable number.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 32733590 + ... + 32735802.
Almost surely, 272441882248 is an apocalyptic number.
It is an amenable number.
72441882248 is a deficient number, since it is larger than the sum of its proper divisors (66681777037).
72441882248 is an frugal number, since it uses more digits than its factorization.
72441882248 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4518 (or 2258 counting only the distinct ones).
The product of its digits is 1835008, while the sum is 50.
Multiplying 72441882248 by its sum of digits (50), we get a square (3622094112400 = 19031802).
The spelling of 72441882248 in words is "seventy-two billion, four hundred forty-one million, eight hundred eighty-two thousand, two hundred forty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •