Base | Representation |
---|---|
bin | 11011001000101… |
… | …010011010000000 |
3 | 1011201122101101111 |
4 | 123020222122000 |
5 | 1413021140210 |
6 | 113101413104 |
7 | 14165416015 |
oct | 3310523200 |
9 | 1151571344 |
10 | 455255680 |
11 | 213a86370 |
12 | 10856a194 |
13 | 73419c79 |
14 | 4466970c |
15 | 29e7a88a |
hex | 1b22a680 |
455255680 has 64 divisors (see below), whose sum is σ = 1187304480. Its totient is φ = 165544960.
The previous prime is 455255657. The next prime is 455255707. The reversal of 455255680 is 86552554.
It is a tau number, because it is divible by the number of its divisors (64).
It is a Harshad number since it is a multiple of its sum of digits (40).
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25294 + ... + 39373.
Almost surely, 2455255680 is an apocalyptic number.
455255680 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
455255680 is an abundant number, since it is smaller than the sum of its proper divisors (732048800).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
455255680 is a wasteful number, since it uses less digits than its factorization.
455255680 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64697 (or 64685 counting only the distinct ones).
The product of its (nonzero) digits is 240000, while the sum is 40.
The square root of 455255680 is about 21336.7213976281. The cubic root of 455255680 is about 769.2812092463.
The spelling of 455255680 in words is "four hundred fifty-five million, two hundred fifty-five thousand, six hundred eighty".
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