Base | Representation |
---|---|
bin | 11011000111111… |
… | …000110011101000 |
3 | 1011201021001201001 |
4 | 123013320303220 |
5 | 1412443140040 |
6 | 113053204344 |
7 | 14163611506 |
oct | 3307706350 |
9 | 1151231631 |
10 | 455052520 |
11 | 21395776a |
12 | 1084906b4 |
13 | 73378660 |
14 | 44615676 |
15 | 29e3a59a |
hex | 1b1f8ce8 |
455052520 has 64 divisors (see below), whose sum is σ = 1105650000. Its totient is φ = 167559168.
The previous prime is 455052457. The next prime is 455052593. The reversal of 455052520 is 25250554.
It can be written as a sum of positive squares in 8 ways, for example, as 206611876 + 248440644 = 14374^2 + 15762^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 232506 + ... + 234454.
Almost surely, 2455052520 is an apocalyptic number.
455052520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 455052520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (552825000).
455052520 is an abundant number, since it is smaller than the sum of its proper divisors (650597480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
455052520 is a wasteful number, since it uses less digits than its factorization.
455052520 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2422 (or 2418 counting only the distinct ones).
The product of its (nonzero) digits is 10000, while the sum is 28.
The square root of 455052520 is about 21331.9600599664. The cubic root of 455052520 is about 769.1667604277.
The spelling of 455052520 in words is "four hundred fifty-five million, fifty-two thousand, five hundred twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.081 sec. • engine limits •