Base | Representation |
---|---|
bin | 1101000001110… |
… | …1001110101001 |
3 | 10210211021202211 |
4 | 3100131032221 |
5 | 102442130143 |
6 | 5231125121 |
7 | 1232323555 |
oct | 320351651 |
9 | 123737684 |
10 | 54645673 |
11 | 28934115 |
12 | 163737a1 |
13 | b423b24 |
14 | 7386865 |
15 | 4be649d |
hex | 341d3a9 |
54645673 has 4 divisors (see below), whose sum is σ = 54931968. Its totient is φ = 54359380.
The previous prime is 54645671. The next prime is 54645713. The reversal of 54645673 is 37654645.
54645673 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 54645673 - 21 = 54645671 is a prime.
It is a super-2 number, since 2×546456732 = 5972299155245858, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54645671) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142861 + ... + 143242.
It is an arithmetic number, because the mean of its divisors is an integer number (13732992).
Almost surely, 254645673 is an apocalyptic number.
It is an amenable number.
54645673 is a deficient number, since it is larger than the sum of its proper divisors (286295).
54645673 is a wasteful number, since it uses less digits than its factorization.
54645673 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 286294.
The product of its digits is 302400, while the sum is 40.
The square root of 54645673 is about 7392.2711665631. The cubic root of 54645673 is about 379.4768262070.
The spelling of 54645673 in words is "fifty-four million, six hundred forty-five thousand, six hundred seventy-three".
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