Base | Representation |
---|---|
bin | 1101000011010… |
… | …0111010100011 |
3 | 10211000012212002 |
4 | 3100310322203 |
5 | 103003231231 |
6 | 5233154215 |
7 | 1233206453 |
oct | 320647243 |
9 | 124005762 |
10 | 54742691 |
11 | 2899aaa3 |
12 | 163bb96b |
13 | b459033 |
14 | 73add63 |
15 | 4c150cb |
hex | 3434ea3 |
54742691 has 8 divisors (see below), whose sum is σ = 59093280. Its totient is φ = 50556352.
The previous prime is 54742687. The next prime is 54742717. The reversal of 54742691 is 19624745.
54742691 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 54742691 - 22 = 54742687 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (54742631) 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 7 ways as a sum of consecutive naturals, for example, 40370 + ... + 41703.
It is an arithmetic number, because the mean of its divisors is an integer number (7386660).
Almost surely, 254742691 is an apocalyptic number.
54742691 is a deficient number, since it is larger than the sum of its proper divisors (4350589).
54742691 is a wasteful number, since it uses less digits than its factorization.
54742691 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 82125.
The product of its digits is 60480, while the sum is 38.
The square root of 54742691 is about 7398.8303805399. The cubic root of 54742691 is about 379.7012679874.
The spelling of 54742691 in words is "fifty-four million, seven hundred forty-two thousand, six hundred ninety-one".
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