Base | Representation |
---|---|
bin | 11111100111011… |
… | …001000101010111 |
3 | 1100222002010112020 |
4 | 133213121011113 |
5 | 2041241420210 |
6 | 124344424223 |
7 | 16100332104 |
oct | 3747310527 |
9 | 1328063466 |
10 | 530420055 |
11 | 252454490 |
12 | 129778073 |
13 | 85b76329 |
14 | 50633aab |
15 | 31876770 |
hex | 1f9d9157 |
530420055 has 64 divisors (see below), whose sum is σ = 988692480. Its totient is φ = 240105600.
The previous prime is 530420021. The next prime is 530420081. The reversal of 530420055 is 550024035.
It is not a de Polignac number, because 530420055 - 215 = 530387287 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 221394 + ... + 223776.
It is an arithmetic number, because the mean of its divisors is an integer number (15448320).
Almost surely, 2530420055 is an apocalyptic number.
530420055 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
530420055 is a deficient number, since it is larger than the sum of its proper divisors (458272425).
530420055 is a wasteful number, since it uses less digits than its factorization.
530420055 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2492.
The product of its (nonzero) digits is 3000, while the sum is 24.
The square root of 530420055 is about 23030.8500711546. The cubic root of 530420055 is about 809.4809736962.
The spelling of 530420055 in words is "five hundred thirty million, four hundred twenty thousand, fifty-five".
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