Base | Representation |
---|---|
bin | 1000100101101… |
… | …10011100100110 |
3 | 12000120112122221 |
4 | 10102312130212 |
5 | 121421103340 |
6 | 11052142554 |
7 | 1533263452 |
oct | 422663446 |
9 | 160515587 |
10 | 72050470 |
11 | 37741648 |
12 | 20167a5a |
13 | 11c08c1b |
14 | 97d7662 |
15 | 64d344a |
hex | 44b6726 |
72050470 has 48 divisors (see below), whose sum is σ = 140812560. Its totient is φ = 26469504.
The previous prime is 72050443. The next prime is 72050491. The reversal of 72050470 is 7405027.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 259972 + ... + 260248.
It is an arithmetic number, because the mean of its divisors is an integer number (2933595).
Almost surely, 272050470 is an apocalyptic number.
72050470 is a deficient number, since it is larger than the sum of its proper divisors (68762090).
72050470 is a wasteful number, since it uses less digits than its factorization.
72050470 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 377 (or 340 counting only the distinct ones).
The product of its (nonzero) digits is 1960, while the sum is 25.
The square root of 72050470 is about 8488.2548265235. The cubic root of 72050470 is about 416.1139473051.
Adding to 72050470 its reverse (7405027), we get a palindrome (79455497).
The spelling of 72050470 in words is "seventy-two million, fifty thousand, four hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.071 sec. • engine limits •