Base | Representation |
---|---|
bin | 1100011111111… |
… | …1101011000001 |
3 | 10122122120221200 |
4 | 3013333223001 |
5 | 101410134312 |
6 | 5111411413 |
7 | 1204424505 |
oct | 307775301 |
9 | 118576850 |
10 | 52427457 |
11 | 27659585 |
12 | 15683b69 |
13 | ab28284 |
14 | 6d6a305 |
15 | 49090dc |
hex | 31ffac1 |
52427457 has 12 divisors (see below), whose sum is σ = 75833940. Its totient is φ = 34903008.
The previous prime is 52427437. The next prime is 52427467. The reversal of 52427457 is 75472425.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 24295041 + 28132416 = 4929^2 + 5304^2 .
It is not a de Polignac number, because 52427457 - 26 = 52427393 is a prime.
It is not an unprimeable number, because it can be changed into a prime (52427407) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3519 + ... + 10827.
It is an arithmetic number, because the mean of its divisors is an integer number (6319495).
Almost surely, 252427457 is an apocalyptic number.
It is an amenable number.
52427457 is a deficient number, since it is larger than the sum of its proper divisors (23406483).
52427457 is a wasteful number, since it uses less digits than its factorization.
52427457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8112 (or 8109 counting only the distinct ones).
The product of its digits is 78400, while the sum is 36.
The square root of 52427457 is about 7240.6807000447. The cubic root of 52427457 is about 374.2710746991.
The spelling of 52427457 in words is "fifty-two million, four hundred twenty-seven thousand, four hundred fifty-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •