Base | Representation |
---|---|
bin | 11011001000101… |
… | …001001000001000 |
3 | 1011201122010012102 |
4 | 123020221020020 |
5 | 1413021003230 |
6 | 113101332532 |
7 | 14165364521 |
oct | 3310511010 |
9 | 1151563172 |
10 | 455250440 |
11 | 213a82437 |
12 | 108567148 |
13 | 73417778 |
14 | 44667848 |
15 | 29e79045 |
hex | 1b229208 |
455250440 has 16 divisors (see below), whose sum is σ = 1024313580. Its totient is φ = 182100160.
The previous prime is 455250401. The next prime is 455250451. The reversal of 455250440 is 44052554.
It can be written as a sum of positive squares in 2 ways, for example, as 364886404 + 90364036 = 19102^2 + 9506^2 .
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, 5690591 + ... + 5690670.
Almost surely, 2455250440 is an apocalyptic number.
455250440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
455250440 is an abundant number, since it is smaller than the sum of its proper divisors (569063140).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
455250440 is a wasteful number, since it uses less digits than its factorization.
455250440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11381272 (or 11381268 counting only the distinct ones).
The product of its (nonzero) digits is 16000, while the sum is 29.
The square root of 455250440 is about 21336.5986042762. The cubic root of 455250440 is about 769.2782577554.
The spelling of 455250440 in words is "four hundred fifty-five million, two hundred fifty thousand, four hundred forty".
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