Base | Representation |
---|---|
bin | 1100110111111… |
… | …1100110101101 |
3 | 10202121111010200 |
4 | 3031333212231 |
5 | 102311000140 |
6 | 5205224113 |
7 | 1223664351 |
oct | 315774655 |
9 | 122544120 |
10 | 54000045 |
11 | 28533040 |
12 | 16102039 |
13 | b258cb8 |
14 | 7259461 |
15 | 4b1a030 |
hex | 337f9ad |
54000045 has 72 divisors (see below), whose sum is σ = 106310880. Its totient is φ = 25139520.
The previous prime is 54000031. The next prime is 54000053.
It is a happy number.
54000045 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 54000045 - 27 = 53999917 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 53999991 and 54000027.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 915226 + ... + 915284.
It is an arithmetic number, because the mean of its divisors is an integer number (1476540).
Almost surely, 254000045 is an apocalyptic number.
54000045 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
54000045 is a deficient number, since it is larger than the sum of its proper divisors (52310835).
54000045 is a wasteful number, since it uses less digits than its factorization.
54000045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 167 (or 121 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 18.
The square root of 54000045 is about 7348.4722902111. The cubic root of 54000045 is about 377.9764199619.
It can be divided in two parts, 540000 and 45, that multiplied together give a 5-th power (24300000 = 305).
The spelling of 54000045 in words is "fifty-four million, forty-five", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •