Base | Representation |
---|---|
bin | 11011001000111… |
… | …000000010110100 |
3 | 1011201202020000101 |
4 | 123020320002310 |
5 | 1413024432130 |
6 | 113102523444 |
7 | 14166040615 |
oct | 3310700264 |
9 | 1151666011 |
10 | 455311540 |
11 | 214014332 |
12 | 108596584 |
13 | 73439518 |
14 | 44681c0c |
15 | 29e8c1ca |
hex | 1b2380b4 |
455311540 has 48 divisors (see below), whose sum is σ = 971989200. Its totient is φ = 179131392.
The previous prime is 455311537. The next prime is 455311541. The reversal of 455311540 is 45113554.
It can be written as a sum of positive squares in 8 ways, for example, as 30869136 + 424442404 = 5556^2 + 20602^2 .
It is a junction number, because it is equal to n+sod(n) for n = 455311499 and 455311508.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (455311541) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 407062 + ... + 408178.
It is an arithmetic number, because the mean of its divisors is an integer number (20249775).
Almost surely, 2455311540 is an apocalyptic number.
It is an amenable number.
455311540 is an abundant number, since it is smaller than the sum of its proper divisors (516677660).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
455311540 is a wasteful number, since it uses less digits than its factorization.
455311540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1444 (or 1442 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 28.
The square root of 455311540 is about 21338.0303683353. The cubic root of 455311540 is about 769.3126716331.
The spelling of 455311540 in words is "four hundred fifty-five million, three hundred eleven thousand, five hundred forty".
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