Base | Representation |
---|---|
bin | 11000101000001000000110… |
… | …11100001011110001001001 |
3 | 21002202012021222212102022101 |
4 | 30110010003130023301021 |
5 | 24044240023342331040 |
6 | 311102333532553401 |
7 | 14256406553602033 |
oct | 1424040334136111 |
9 | 232665258772271 |
10 | 54155300355145 |
11 | 1628a152252100 |
12 | 60a77b0622861 |
13 | 242aa90c20082 |
14 | d531b8222c53 |
15 | 63da84bd009a |
hex | 31410370bc49 |
54155300355145 has 12 divisors (see below), whose sum is σ = 71431288733700. Its totient is φ = 39385672985120.
The previous prime is 54155300355139. The next prime is 54155300355181.
54155300355145 is nontrivially palindromic in base 10.
It can be written as a sum of positive squares in 2 ways, for example, as 29329286585104 + 24826013770041 = 5415652^2 + 4982571^2 .
It is not a de Polignac number, because 54155300355145 - 229 = 54154763484233 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 54155300355095 and 54155300355104.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44756445970 + ... + 44756447179.
It is an arithmetic number, because the mean of its divisors is an integer number (5952607394475).
Almost surely, 254155300355145 is an apocalyptic number.
54155300355145 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
54155300355145 is a deficient number, since it is larger than the sum of its proper divisors (17275988378555).
54155300355145 is a wasteful number, since it uses less digits than its factorization.
54155300355145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89512893176 (or 89512893165 counting only the distinct ones).
The product of its (nonzero) digits is 2250000, while the sum is 46.
The spelling of 54155300355145 in words is "fifty-four trillion, one hundred fifty-five billion, three hundred million, three hundred fifty-five thousand, one hundred forty-five".
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