Base | Representation |
---|---|
bin | 100001000011101… |
… | …011011000000111 |
3 | 1102122121012221202 |
4 | 201003223120013 |
5 | 2113440042411 |
6 | 131011133115 |
7 | 16513061165 |
oct | 4103533007 |
9 | 1378535852 |
10 | 554612231 |
11 | 265078418 |
12 | 1358a419b |
13 | 8ab96924 |
14 | 53930235 |
15 | 33a5483b |
hex | 210eb607 |
554612231 has 2 divisors, whose sum is σ = 554612232. Its totient is φ = 554612230.
The previous prime is 554612221. The next prime is 554612243. The reversal of 554612231 is 132216455.
It is a weak prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-554612231 is a prime.
It is a super-2 number, since 2×5546122312 = 615189453549594722, which contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 554612194 and 554612203.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (554612221) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277306115 + 277306116.
It is an arithmetic number, because the mean of its divisors is an integer number (277306116).
Almost surely, 2554612231 is an apocalyptic number.
554612231 is a deficient number, since it is larger than the sum of its proper divisors (1).
554612231 is an equidigital number, since it uses as much as digits as its factorization.
554612231 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 7200, while the sum is 29.
The square root of 554612231 is about 23550.2066020661. The cubic root of 554612231 is about 821.6051401626.
Adding to 554612231 its reverse (132216455), we get a palindrome (686828686).
The spelling of 554612231 in words is "five hundred fifty-four million, six hundred twelve thousand, two hundred thirty-one".
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