Base | Representation |
---|---|
bin | 1100011111101… |
… | …0111111100011 |
3 | 10122121121122211 |
4 | 3013322333203 |
5 | 101404031131 |
6 | 5111142551 |
7 | 1204314565 |
oct | 307727743 |
9 | 118547584 |
10 | 52408291 |
11 | 27646141 |
12 | 15674a57 |
13 | ab1c630 |
14 | 6d63335 |
15 | 49035b1 |
hex | 31fafe3 |
52408291 has 8 divisors (see below), whose sum is σ = 57816864. Its totient is φ = 47196480.
The previous prime is 52408267. The next prime is 52408309. The reversal of 52408291 is 19280425.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 52408291 - 27 = 52408163 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (52408231) 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, 48631 + ... + 49696.
It is an arithmetic number, because the mean of its divisors is an integer number (7227108).
Almost surely, 252408291 is an apocalyptic number.
52408291 is a deficient number, since it is larger than the sum of its proper divisors (5408573).
52408291 is a wasteful number, since it uses less digits than its factorization.
52408291 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 98381.
The product of its (nonzero) digits is 5760, while the sum is 31.
The square root of 52408291 is about 7239.3570847141. The cubic root of 52408291 is about 374.2254614898.
It can be divided in two parts, 5240 and 8291, that added together give a palindrome (13531).
The spelling of 52408291 in words is "fifty-two million, four hundred eight thousand, two hundred ninety-one".
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