Base | Representation |
---|---|
bin | 1100111000110… |
… | …0010010110100 |
3 | 10202201010102200 |
4 | 3032030102310 |
5 | 102314131040 |
6 | 5210304500 |
7 | 1224302031 |
oct | 316142264 |
9 | 122633380 |
10 | 54052020 |
11 | 285690a0 |
12 | 16128130 |
13 | b276859 |
14 | 7270388 |
15 | 4b2a630 |
hex | 338c4b4 |
54052020 has 72 divisors (see below), whose sum is σ = 178869600. Its totient is φ = 13103040.
The previous prime is 54051973. The next prime is 54052043. The reversal of 54052020 is 2025045.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 54051984 and 54052002.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11670 + ... + 15629.
It is an arithmetic number, because the mean of its divisors is an integer number (2484300).
Almost surely, 254052020 is an apocalyptic number.
It is an amenable number.
54052020 is an abundant number, since it is smaller than the sum of its proper divisors (124817580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54052020 is a wasteful number, since it uses less digits than its factorization.
54052020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27325 (or 27320 counting only the distinct ones).
The product of its (nonzero) digits is 400, while the sum is 18.
The square root of 54052020 is about 7352.0078890056. The cubic root of 54052020 is about 378.0976484098.
Adding to 54052020 its reverse (2025045), we get a palindrome (56077065).
The spelling of 54052020 in words is "fifty-four million, fifty-two thousand, twenty".
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