Base | Representation |
---|---|
bin | 1100100100001… |
… | …1111101001000 |
3 | 10200011210121110 |
4 | 3021003331020 |
5 | 101443112034 |
6 | 5121410320 |
7 | 1210001100 |
oct | 311037510 |
9 | 120153543 |
10 | 52707144 |
11 | 2782a726 |
12 | 157999a0 |
13 | abc5679 |
14 | 7000200 |
15 | 4961de9 |
hex | 3243f48 |
52707144 has 48 divisors (see below), whose sum is σ = 153284400. Its totient is φ = 15058848.
The previous prime is 52707139. The next prime is 52707169. The reversal of 52707144 is 44170725.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21234 + ... + 23585.
It is an arithmetic number, because the mean of its divisors is an integer number (3193425).
Almost surely, 252707144 is an apocalyptic number.
It is an amenable number.
52707144 is an abundant number, since it is smaller than the sum of its proper divisors (100577256).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
52707144 is a wasteful number, since it uses less digits than its factorization.
52707144 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44842 (or 44831 counting only the distinct ones).
The product of its (nonzero) digits is 7840, while the sum is 30.
The square root of 52707144 is about 7259.9685949734. The cubic root of 52707144 is about 374.9354413309.
Adding to 52707144 its reverse (44170725), we get a palindrome (96877869).
The spelling of 52707144 in words is "fifty-two million, seven hundred seven thousand, one hundred forty-four".
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