Base | Representation |
---|---|
bin | 11000110110011000011111… |
… | …10000000001100101010101 |
3 | 21011111000122021200211110102 |
4 | 30123030033300001211111 |
5 | 24130301213041422040 |
6 | 312115343321503445 |
7 | 14336660224650425 |
oct | 1433141760014525 |
9 | 234430567624412 |
10 | 54645133154645 |
11 | 16458964085360 |
12 | 6166714641b85 |
13 | 246502483b677 |
14 | d6cba4ddc485 |
15 | 64b6a2e29515 |
hex | 31b30fc01955 |
54645133154645 has 32 divisors (see below), whose sum is σ = 73894077259776. Its totient is φ = 38433336955200.
The previous prime is 54645133154609. The next prime is 54645133154671.
54645133154645 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 54645133154645 - 218 = 54645132892501 is a prime.
It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8607479 + ... + 13541748.
It is an arithmetic number, because the mean of its divisors is an integer number (2309189914368).
Almost surely, 254645133154645 is an apocalyptic number.
54645133154645 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
54645133154645 is a deficient number, since it is larger than the sum of its proper divisors (19248944105131).
54645133154645 is a wasteful number, since it uses less digits than its factorization.
54645133154645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22150721.
The product of its digits is 51840000, while the sum is 56.
The spelling of 54645133154645 in words is "fifty-four trillion, six hundred forty-five billion, one hundred thirty-three million, one hundred fifty-four thousand, six hundred forty-five".
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