Base | Representation |
---|---|
bin | 110011011111100010… |
… | …100111010010101001 |
3 | 12021201020220001011021 |
4 | 303133202213102221 |
5 | 1401213220004203 |
6 | 41222212332441 |
7 | 3665065151614 |
oct | 633742472251 |
9 | 167636801137 |
10 | 55290000553 |
11 | 214a2844837 |
12 | a870614121 |
13 | 52a1a07b78 |
14 | 296712117b |
15 | 1688ed25bd |
hex | cdf8a74a9 |
55290000553 has 2 divisors, whose sum is σ = 55290000554. Its totient is φ = 55290000552.
The previous prime is 55290000457. The next prime is 55290000593. The reversal of 55290000553 is 35500009255.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 40325860969 + 14964139584 = 200813^2 + 122328^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-55290000553 is a prime.
It is a super-2 number, since 2×552900005532 (a number of 22 digits) contains 22 as substring.
It is not a weakly prime, because it can be changed into another prime (55290000593) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27645000276 + 27645000277.
It is an arithmetic number, because the mean of its divisors is an integer number (27645000277).
Almost surely, 255290000553 is an apocalyptic number.
It is an amenable number.
55290000553 is a deficient number, since it is larger than the sum of its proper divisors (1).
55290000553 is an equidigital number, since it uses as much as digits as its factorization.
55290000553 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 33750, while the sum is 34.
The spelling of 55290000553 in words is "fifty-five billion, two hundred ninety million, five hundred fifty-three", and thus it is an aban number.
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