Base | Representation |
---|---|
bin | 1101010101110… |
… | …1000111011001 |
3 | 10220021212002211 |
4 | 3111131013121 |
5 | 103311042204 |
6 | 5315155121 |
7 | 1246421551 |
oct | 325350731 |
9 | 126255084 |
10 | 55955929 |
11 | 29649577 |
12 | 168a5aa1 |
13 | b792323 |
14 | 7608161 |
15 | 4da4804 |
hex | 355d1d9 |
55955929 has 2 divisors, whose sum is σ = 55955930. Its totient is φ = 55955928.
The previous prime is 55955927. The next prime is 55955981. The reversal of 55955929 is 92955955.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 51093904 + 4862025 = 7148^2 + 2205^2 .
It is a cyclic number.
It is not a de Polignac number, because 55955929 - 21 = 55955927 is a prime.
Together with 55955927, it forms a pair of twin primes.
It is not a weakly prime, because it can be changed into another prime (55955927) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27977964 + 27977965.
It is an arithmetic number, because the mean of its divisors is an integer number (27977965).
Almost surely, 255955929 is an apocalyptic number.
It is an amenable number.
55955929 is a deficient number, since it is larger than the sum of its proper divisors (1).
55955929 is an equidigital number, since it uses as much as digits as its factorization.
55955929 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 911250, while the sum is 49.
The square root of 55955929 is about 7480.3695764314. The cubic root of 55955929 is about 382.4858473696.
The spelling of 55955929 in words is "fifty-five million, nine hundred fifty-five thousand, nine hundred twenty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •