Base | Representation |
---|---|
bin | 100110100101… |
… | …0111110111000 |
3 | 1102001210102221 |
4 | 1031022332320 |
5 | 20134330242 |
6 | 2001333424 |
7 | 333644542 |
oct | 115127670 |
9 | 42053387 |
10 | 20230072 |
11 | 10468175 |
12 | 6937274 |
13 | 4264075 |
14 | 2988692 |
15 | 1b99167 |
hex | 134afb8 |
20230072 has 16 divisors (see below), whose sum is σ = 38059560. Its totient is φ = 10080864.
The previous prime is 20230061. The next prime is 20230099. The reversal of 20230072 is 27003202.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1663 + ... + 6574.
Almost surely, 220230072 is an apocalyptic number.
It is an amenable number.
20230072 is a deficient number, since it is larger than the sum of its proper divisors (17829488).
20230072 is a wasteful number, since it uses less digits than its factorization.
20230072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8550 (or 8546 counting only the distinct ones).
The product of its (nonzero) digits is 168, while the sum is 16.
The square root of 20230072 is about 4497.7852327562. The cubic root of 20230072 is about 272.4786482723.
Adding to 20230072 its reverse (27003202), we get a palindrome (47233274).
The spelling of 20230072 in words is "twenty million, two hundred thirty thousand, seventy-two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.063 sec. • engine limits •