Base | Representation |
---|---|
bin | 110011010110101111… |
… | …101001111001011011 |
3 | 12021022222012101101202 |
4 | 303112233221321123 |
5 | 1400412430033110 |
6 | 41155421304415 |
7 | 3661323605000 |
oct | 632657517133 |
9 | 167288171352 |
10 | 55142424155 |
11 | 21427508475 |
12 | a82b10510b |
13 | 527a277160 |
14 | 29516a78a7 |
15 | 167b0810a5 |
hex | cd6be9e5b |
55142424155 has 32 divisors (see below), whose sum is σ = 83103216000. Its totient is φ = 34903322496.
The previous prime is 55142424109. The next prime is 55142424199.
55142424155 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 55142424155 - 226 = 55075315291 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1214360 + ... + 1258949.
It is an arithmetic number, because the mean of its divisors is an integer number (2596975500).
Almost surely, 255142424155 is an apocalyptic number.
55142424155 is a deficient number, since it is larger than the sum of its proper divisors (27960791845).
55142424155 is a wasteful number, since it uses less digits than its factorization.
55142424155 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2473348 (or 2473334 counting only the distinct ones).
The product of its digits is 160000, while the sum is 38.
The spelling of 55142424155 in words is "fifty-five billion, one hundred forty-two million, four hundred twenty-four thousand, one hundred fifty-five".
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