Base | Representation |
---|---|
bin | 1101110101010… |
… | …1001010011001 |
3 | 11001011202011121 |
4 | 3131111022121 |
5 | 104323124010 |
6 | 5431325241 |
7 | 1303110664 |
oct | 335251231 |
9 | 131152147 |
10 | 58020505 |
11 | 2a829734 |
12 | 17520821 |
13 | c035c7a |
14 | 79c46db |
15 | 51613da |
hex | 3755299 |
58020505 has 4 divisors (see below), whose sum is σ = 69624612. Its totient is φ = 46416400.
The previous prime is 58020493. The next prime is 58020533. The reversal of 58020505 is 50502085.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 28132416 + 29888089 = 5304^2 + 5467^2 .
It is not a de Polignac number, because 58020505 - 219 = 57496217 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 58020505.
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, 5802046 + ... + 5802055.
It is an arithmetic number, because the mean of its divisors is an integer number (17406153).
Almost surely, 258020505 is an apocalyptic number.
It is an amenable number.
58020505 is a deficient number, since it is larger than the sum of its proper divisors (11604107).
58020505 is a wasteful number, since it uses less digits than its factorization.
58020505 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11604106.
The product of its (nonzero) digits is 2000, while the sum is 25.
The square root of 58020505 is about 7617.1192061041. The cubic root of 58020505 is about 387.1332749672.
The spelling of 58020505 in words is "fifty-eight million, twenty thousand, five hundred five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •