Base | Representation |
---|---|
bin | 101110001100111… |
… | …0000001111001111 |
3 | 11000001002010010220 |
4 | 1130121300033033 |
5 | 11133331130210 |
6 | 413455202423 |
7 | 53262644016 |
oct | 13431601717 |
9 | 4001063126 |
10 | 1550255055 |
11 | 726095628 |
12 | 373216413 |
13 | 1b92397ab |
14 | 109c65a7d |
15 | 91174c70 |
hex | 5c6703cf |
1550255055 has 32 divisors (see below), whose sum is σ = 2516811264. Its totient is φ = 814751616.
The previous prime is 1550255033. The next prime is 1550255071. The reversal of 1550255055 is 5505520551.
It is not a de Polignac number, because 1550255055 - 26 = 1550254991 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 313734 + ... + 318636.
It is an arithmetic number, because the mean of its divisors is an integer number (78650352).
Almost surely, 21550255055 is an apocalyptic number.
1550255055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
1550255055 is a deficient number, since it is larger than the sum of its proper divisors (966556209).
1550255055 is a wasteful number, since it uses less digits than its factorization.
1550255055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5215.
The product of its (nonzero) digits is 31250, while the sum is 33.
The square root of 1550255055 is about 39373.2784385553. The cubic root of 1550255055 is about 1157.3580020085.
The spelling of 1550255055 in words is "one billion, five hundred fifty million, two hundred fifty-five thousand, fifty-five".
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