Base | Representation |
---|---|
bin | 1010110110100… |
… | …1011001010110 |
3 | 10011122200100100 |
4 | 2231221121112 |
5 | 43123123340 |
6 | 4303354530 |
7 | 1061626512 |
oct | 255513126 |
9 | 104580310 |
10 | 45520470 |
11 | 23771226 |
12 | 132b2a46 |
13 | 957a4b8 |
14 | 608d142 |
15 | 3ee2830 |
hex | 2b69656 |
45520470 has 48 divisors (see below), whose sum is σ = 120135600. Its totient is φ = 11956032.
The previous prime is 45520469. The next prime is 45520477. The reversal of 45520470 is 7402554.
45520470 is a `hidden beast` number, since 455 + 204 + 7 + 0 = 666.
It is a super-2 number, since 2×455204702 = 4144226378041800, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45520477) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2256 + ... + 9804.
It is an arithmetic number, because the mean of its divisors is an integer number (2502825).
Almost surely, 245520470 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 45520470, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60067800).
45520470 is an abundant number, since it is smaller than the sum of its proper divisors (74615130).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45520470 is a wasteful number, since it uses less digits than its factorization.
45520470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7629 (or 7626 counting only the distinct ones).
The product of its (nonzero) digits is 5600, while the sum is 27.
The square root of 45520470 is about 6746.8859483468. The cubic root of 45520470 is about 357.0553782698.
The spelling of 45520470 in words is "forty-five million, five hundred twenty thousand, four hundred seventy".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •