Base | Representation |
---|---|
bin | 100000110110110… |
… | …001110001011001 |
3 | 1102102020102011102 |
4 | 200312301301121 |
5 | 2112103334203 |
6 | 130410441145 |
7 | 16442245106 |
oct | 4066616131 |
9 | 1372212142 |
10 | 551230553 |
11 | 263178745 |
12 | 1347331b5 |
13 | 8a281633 |
14 | 532cdaad |
15 | 335d7888 |
hex | 20db1c59 |
551230553 has 2 divisors, whose sum is σ = 551230554. Its totient is φ = 551230552.
The previous prime is 551230543. The next prime is 551230567. The reversal of 551230553 is 355032155.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 544428889 + 6801664 = 23333^2 + 2608^2 .
It is a cyclic number.
It is not a de Polignac number, because 551230553 - 226 = 484121689 is a prime.
It is a Chen prime.
It is not a weakly prime, because it can be changed into another prime (551230543) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275615276 + 275615277.
It is an arithmetic number, because the mean of its divisors is an integer number (275615277).
Almost surely, 2551230553 is an apocalyptic number.
It is an amenable number.
551230553 is a deficient number, since it is larger than the sum of its proper divisors (1).
551230553 is an equidigital number, since it uses as much as digits as its factorization.
551230553 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 11250, while the sum is 29.
The square root of 551230553 is about 23478.2996190099. The cubic root of 551230553 is about 819.9318568200.
The spelling of 551230553 in words is "five hundred fifty-one million, two hundred thirty thousand, five hundred fifty-three".
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