Base | Representation |
---|---|
bin | 101111110100001111… |
… | …110111111100001111 |
3 | 11220112010212022012101 |
4 | 233310033313330033 |
5 | 1320122131123010 |
6 | 35330354415531 |
7 | 3465212362366 |
oct | 576417677417 |
9 | 156463768171 |
10 | 51342442255 |
11 | 1a857519865 |
12 | 9b4a5915a7 |
13 | 4ac2c18060 |
14 | 26b0b3c7dd |
15 | 150766a73a |
hex | bf43f7f0f |
51342442255 has 16 divisors (see below), whose sum is σ = 67893265440. Its totient is φ = 37032686208.
The previous prime is 51342442243. The next prime is 51342442297. The reversal of 51342442255 is 55224424315.
It is a cyclic number.
It is not a de Polignac number, because 51342442255 - 215 = 51342409487 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9181900 + ... + 9187489.
It is an arithmetic number, because the mean of its divisors is an integer number (4243329090).
Almost surely, 251342442255 is an apocalyptic number.
51342442255 is a deficient number, since it is larger than the sum of its proper divisors (16550823185).
51342442255 is a wasteful number, since it uses less digits than its factorization.
51342442255 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18369450.
The product of its digits is 192000, while the sum is 37.
The spelling of 51342442255 in words is "fifty-one billion, three hundred forty-two million, four hundred forty-two thousand, two hundred fifty-five".
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