Base | Representation |
---|---|
bin | 11011000011110… |
… | …111110110111000 |
3 | 1011122021120222220 |
4 | 123003313312320 |
5 | 1412211000211 |
6 | 113014444040 |
7 | 14151636216 |
oct | 3303676670 |
9 | 1148246886 |
10 | 454000056 |
11 | 2132a8a64 |
12 | 108063620 |
13 | 7309a5b3 |
14 | 4441dcb6 |
15 | 29ccd806 |
hex | 1b0f7db8 |
454000056 has 16 divisors (see below), whose sum is σ = 1135000200. Its totient is φ = 151333344.
The previous prime is 454000051. The next prime is 454000091. The reversal of 454000056 is 650000454.
It is a super-2 number, since 2×4540000562 = 412232101696006272, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 18916669 = 454000056 / (4 + 5 + 4 + 0 + 0 + 0 + 0 + 5 + 6).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (454000051) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9458311 + ... + 9458358.
Almost surely, 2454000056 is an apocalyptic number.
It is an amenable number.
454000056 is an abundant number, since it is smaller than the sum of its proper divisors (681000144).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
454000056 is a wasteful number, since it uses less digits than its factorization.
454000056 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18916678 (or 18916674 counting only the distinct ones).
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 454000056 is about 21307.2770667676. The cubic root of 454000056 is about 768.5733159423.
The spelling of 454000056 in words is "four hundred fifty-four million, fifty-six", and thus it is an aban number.
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