Base | Representation |
---|---|
bin | 1111110111111100110… |
… | …11001111101111110001 |
3 | 1221010212021010010110112 |
4 | 13323332123033233301 |
5 | 32414022203401140 |
6 | 1054322532511105 |
7 | 54256242124550 |
oct | 7737633175761 |
9 | 1833767103415 |
10 | 545434434545 |
11 | 1a0354578660 |
12 | 89860a7b495 |
13 | 3c585068a80 |
14 | 1c58345bd97 |
15 | e2c4787c65 |
hex | 7efe6cfbf1 |
545434434545 has 32 divisors (see below), whose sum is σ = 878797866240. Its totient is φ = 313856375040.
The previous prime is 545434434533. The next prime is 545434434553.
545434434545 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 545434434545 - 210 = 545434433521 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 545434434493 and 545434434502.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 54483950 + ... + 54493959.
It is an arithmetic number, because the mean of its divisors is an integer number (27462433320).
Almost surely, 2545434434545 is an apocalyptic number.
545434434545 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
545434434545 is a deficient number, since it is larger than the sum of its proper divisors (333363431695).
545434434545 is a wasteful number, since it uses less digits than its factorization.
545434434545 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108977945.
The product of its digits is 23040000, while the sum is 50.
It can be divided in two parts, 545434 and 434545, that added together give a palindrome (979979).
The spelling of 545434434545 in words is "five hundred forty-five billion, four hundred thirty-four million, four hundred thirty-four thousand, five hundred forty-five".
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