Base | Representation |
---|---|
bin | 1100101010101… |
… | …1001100111100 |
3 | 10200222021201102 |
4 | 3022223030330 |
5 | 102100130134 |
6 | 5134432232 |
7 | 1213412042 |
oct | 312531474 |
9 | 120867642 |
10 | 53130044 |
11 | 27a99430 |
12 | 15962678 |
13 | b012cc6 |
14 | 70b0392 |
15 | 49e737e |
hex | 32ab33c |
53130044 has 12 divisors (see below), whose sum is σ = 101430168. Its totient is φ = 24150000.
The previous prime is 53130041. The next prime is 53130053. The reversal of 53130044 is 44003135.
It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 53129998 and 53130025.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (53130041) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 603707 + ... + 603794.
It is an arithmetic number, because the mean of its divisors is an integer number (8452514).
Almost surely, 253130044 is an apocalyptic number.
It is an amenable number.
53130044 is a deficient number, since it is larger than the sum of its proper divisors (48300124).
53130044 is a wasteful number, since it uses less digits than its factorization.
53130044 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1207516 (or 1207514 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 53130044 is about 7289.0358758892. The cubic root of 53130044 is about 375.9355461422.
Adding to 53130044 its reverse (44003135), we get a palindrome (97133179).
The spelling of 53130044 in words is "fifty-three million, one hundred thirty thousand, forty-four".
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