Base | Representation |
---|---|
bin | 110011010101100001… |
… | …111101011000001011 |
3 | 12021021112212121112010 |
4 | 303111201331120023 |
5 | 1400342221303330 |
6 | 41153412551003 |
7 | 3660655515465 |
oct | 632541753013 |
9 | 167245777463 |
10 | 55122056715 |
11 | 21416a67080 |
12 | a824322463 |
13 | 5275c9570b |
14 | 294cac5135 |
15 | 16793ab3b0 |
hex | cd587d60b |
55122056715 has 16 divisors (see below), whose sum is σ = 96213044736. Its totient is φ = 26725845600.
The previous prime is 55122056681. The next prime is 55122056719. The reversal of 55122056715 is 51765022155.
It is not a de Polignac number, because 55122056715 - 213 = 55122048523 is a prime.
It is a super-2 number, since 2×551220567152 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (55122056719) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 167036371 + ... + 167036700.
It is an arithmetic number, because the mean of its divisors is an integer number (6013315296).
Almost surely, 255122056715 is an apocalyptic number.
55122056715 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
55122056715 is a deficient number, since it is larger than the sum of its proper divisors (41090988021).
55122056715 is a wasteful number, since it uses less digits than its factorization.
55122056715 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 334073090.
The product of its (nonzero) digits is 105000, while the sum is 39.
The spelling of 55122056715 in words is "fifty-five billion, one hundred twenty-two million, fifty-six thousand, seven hundred fifteen".
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