Base | Representation |
---|---|
bin | 110011010110000000… |
… | …010100010110101101 |
3 | 12021022002211221102221 |
4 | 303112000110112231 |
5 | 1400401240441044 |
6 | 41154255315341 |
7 | 3661113253066 |
oct | 632600242655 |
9 | 167262757387 |
10 | 55130015149 |
11 | 214205023a0 |
12 | a826b1bb51 |
13 | 5277820c51 |
14 | 294db9756d |
15 | 1679e2e484 |
hex | cd60145ad |
55130015149 has 16 divisors (see below), whose sum is σ = 61130721600. Its totient is φ = 49296360960.
The previous prime is 55130015123. The next prime is 55130015153. The reversal of 55130015149 is 94151003155.
It is not a de Polignac number, because 55130015149 - 29 = 55130014637 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55130015119) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 440427 + ... + 551575.
It is an arithmetic number, because the mean of its divisors is an integer number (3820670100).
Almost surely, 255130015149 is an apocalyptic number.
It is an amenable number.
55130015149 is a deficient number, since it is larger than the sum of its proper divisors (6000706451).
55130015149 is a wasteful number, since it uses less digits than its factorization.
55130015149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111900.
The product of its (nonzero) digits is 13500, while the sum is 34.
The spelling of 55130015149 in words is "fifty-five billion, one hundred thirty million, fifteen thousand, one hundred forty-nine".
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