Base | Representation |
---|---|
bin | 110010011011111010… |
… | …100000011101010011 |
3 | 12011210011222001002022 |
4 | 302123322200131103 |
5 | 1341402241211311 |
6 | 40513442242055 |
7 | 3625010263265 |
oct | 623372403523 |
9 | 164704861068 |
10 | 54155413331 |
11 | 20a70356648 |
12 | a5b465632b |
13 | 5150937296 |
14 | 289a57bb35 |
15 | 161e5b85db |
hex | c9bea0753 |
54155413331 has 4 divisors (see below), whose sum is σ = 55414841592. Its totient is φ = 52895985072.
The previous prime is 54155413313. The next prime is 54155413343. The reversal of 54155413331 is 13331455145.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 54155413331 - 214 = 54155396947 is a prime.
It is a super-2 number, since 2×541554133312 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54155413291 and 54155413300.
It is not an unprimeable number, because it can be changed into a prime (54155403331) 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 3 ways as a sum of consecutive naturals, for example, 629714066 + ... + 629714151.
It is an arithmetic number, because the mean of its divisors is an integer number (13853710398).
Almost surely, 254155413331 is an apocalyptic number.
54155413331 is a deficient number, since it is larger than the sum of its proper divisors (1259428261).
54155413331 is a wasteful number, since it uses less digits than its factorization.
54155413331 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1259428260.
The product of its digits is 54000, while the sum is 35.
Adding to 54155413331 its reverse (13331455145), we get a palindrome (67486868476).
The spelling of 54155413331 in words is "fifty-four billion, one hundred fifty-five million, four hundred thirteen thousand, three hundred thirty-one".
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