Base | Representation |
---|---|
bin | 1110100011001… |
… | …1100111000010 |
3 | 11020211120210000 |
4 | 3220303213002 |
5 | 111110410202 |
6 | 10020020430 |
7 | 1340510352 |
oct | 350634702 |
9 | 136746700 |
10 | 61028802 |
11 | 314a392a |
12 | 18531716 |
13 | c84a323 |
14 | 8168b62 |
15 | 555791c |
hex | 3a339c2 |
61028802 has 20 divisors (see below), whose sum is σ = 136750086. Its totient is φ = 20342880.
The previous prime is 61028791. The next prime is 61028857. The reversal of 61028802 is 20882016.
61028802 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in only one way, i.e., 58660281 + 2368521 = 7659^2 + 1539^2 .
It is a Harshad number since it is a multiple of its sum of digits (27).
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 9 ways as a sum of consecutive naturals, for example, 188199 + ... + 188522.
Almost surely, 261028802 is an apocalyptic number.
61028802 is an abundant number, since it is smaller than the sum of its proper divisors (75721284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61028802 is a wasteful number, since it uses less digits than its factorization.
61028802 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 376735 (or 376726 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 27.
The square root of 61028802 is about 7812.0933174150. The cubic root of 61028802 is about 393.7116642949.
The spelling of 61028802 in words is "sixty-one million, twenty-eight thousand, eight hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.065 sec. • engine limits •