Base | Representation |
---|---|
bin | 1000100111111… |
… | …11101100010001 |
3 | 12001010210012110 |
4 | 10103333230101 |
5 | 122010203411 |
6 | 11102415533 |
7 | 1535653230 |
oct | 423775421 |
9 | 161123173 |
10 | 72350481 |
11 | 37926a95 |
12 | 202915a9 |
13 | 11cb2648 |
14 | 9874b17 |
15 | 65422a6 |
hex | 44ffb11 |
72350481 has 16 divisors (see below), whose sum is σ = 110415744. Its totient is φ = 41280384.
The previous prime is 72350413. The next prime is 72350501. The reversal of 72350481 is 18405327.
It is not a de Polignac number, because 72350481 - 219 = 71826193 is a prime.
It is a super-2 number, since 2×723504812 = 10469184201862722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (72350581) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14005 + ... + 18461.
It is an arithmetic number, because the mean of its divisors is an integer number (6900984).
Almost surely, 272350481 is an apocalyptic number.
It is an amenable number.
72350481 is a deficient number, since it is larger than the sum of its proper divisors (38065263).
72350481 is a wasteful number, since it uses less digits than its factorization.
72350481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5240.
The product of its (nonzero) digits is 6720, while the sum is 30.
The square root of 72350481 is about 8505.9085934426. The cubic root of 72350481 is about 416.6906999115.
The spelling of 72350481 in words is "seventy-two million, three hundred fifty thousand, four hundred eighty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •