Base | Representation |
---|---|
bin | 110011000111100100… |
… | …000000110000111111 |
3 | 12020200012220202112221 |
4 | 303013210000300333 |
5 | 1344402223320410 |
6 | 41114242110211 |
7 | 3652111604242 |
oct | 630744006077 |
9 | 166605822487 |
10 | 54887713855 |
11 | 21306757897 |
12 | a77994b367 |
13 | 52395757c0 |
14 | 2929923259 |
15 | 1663a1b4da |
hex | cc7900c3f |
54887713855 has 32 divisors (see below), whose sum is σ = 74775536640. Its totient is φ = 38342367360.
The previous prime is 54887713841. The next prime is 54887713871. The reversal of 54887713855 is 55831778845.
It is a happy number.
It is not a de Polignac number, because 54887713855 - 223 = 54879325247 is a prime.
It is a super-2 number, since 2×548877138552 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 54887713793 and 54887713802.
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, 810970 + ... + 876040.
It is an arithmetic number, because the mean of its divisors is an integer number (2336735520).
Almost surely, 254887713855 is an apocalyptic number.
54887713855 is a deficient number, since it is larger than the sum of its proper divisors (19887822785).
54887713855 is a wasteful number, since it uses less digits than its factorization.
54887713855 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 65791.
The product of its digits is 37632000, while the sum is 61.
The spelling of 54887713855 in words is "fifty-four billion, eight hundred eighty-seven million, seven hundred thirteen thousand, eight hundred fifty-five".
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