Base | Representation |
---|---|
bin | 1101100110100… |
… | …1010011011100 |
3 | 10222100122221222 |
4 | 3121221103130 |
5 | 104101220203 |
6 | 5354512512 |
7 | 1261645304 |
oct | 331512334 |
9 | 128318858 |
10 | 57054428 |
11 | 2a229922 |
12 | 17135738 |
13 | ba88322 |
14 | 7812604 |
15 | 5020038 |
hex | 36694dc |
57054428 has 24 divisors (see below), whose sum is σ = 102672192. Its totient is φ = 27728064.
The previous prime is 57054427. The next prime is 57054451. The reversal of 57054428 is 82445075.
It is a nialpdrome in base 13.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57054427) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28550 + ... + 30482.
It is an arithmetic number, because the mean of its divisors is an integer number (4278008).
Almost surely, 257054428 is an apocalyptic number.
It is an amenable number.
57054428 is a deficient number, since it is larger than the sum of its proper divisors (45617764).
57054428 is a wasteful number, since it uses less digits than its factorization.
57054428 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2141 (or 2139 counting only the distinct ones).
The product of its (nonzero) digits is 44800, while the sum is 35.
The square root of 57054428 is about 7553.4381575545. The cubic root of 57054428 is about 384.9725690244.
It can be divided in two parts, 5705442 and 8, that multiplied together give a square (45643536 = 67562).
The spelling of 57054428 in words is "fifty-seven million, fifty-four thousand, four hundred twenty-eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •