Base | Representation |
---|---|
bin | 1101001000100… |
… | …1010011100101 |
3 | 10211122210000112 |
4 | 3102021103211 |
5 | 103100311412 |
6 | 5244422405 |
7 | 1236146312 |
oct | 322112345 |
9 | 124583015 |
10 | 55088357 |
11 | 29106775 |
12 | 16547a05 |
13 | b54a47c |
14 | 745dd09 |
15 | 4c82722 |
hex | 34894e5 |
55088357 has 2 divisors, whose sum is σ = 55088358. Its totient is φ = 55088356.
The previous prime is 55088351. The next prime is 55088377. The reversal of 55088357 is 75388055.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 34739236 + 20349121 = 5894^2 + 4511^2 .
It is a cyclic number.
It is not a de Polignac number, because 55088357 - 212 = 55084261 is a prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (55088351) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27544178 + 27544179.
It is an arithmetic number, because the mean of its divisors is an integer number (27544179).
Almost surely, 255088357 is an apocalyptic number.
It is an amenable number.
55088357 is a deficient number, since it is larger than the sum of its proper divisors (1).
55088357 is an equidigital number, since it uses as much as digits as its factorization.
55088357 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 168000, while the sum is 41.
The square root of 55088357 is about 7422.1531242625. The cubic root of 55088357 is about 380.4987840729.
The spelling of 55088357 in words is "fifty-five million, eighty-eight thousand, three hundred fifty-seven".
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