Base | Representation |
---|---|
bin | 1100100111111… |
… | …1000111101111 |
3 | 10200122010001010 |
4 | 3021333013233 |
5 | 102023340422 |
6 | 5130520303 |
7 | 1212030453 |
oct | 311770757 |
9 | 120563033 |
10 | 52949487 |
11 | 27985808 |
12 | 15896093 |
13 | ac7ba76 |
14 | 7064663 |
15 | 49adb0c |
hex | 327f1ef |
52949487 has 8 divisors (see below), whose sum is σ = 71327536. Its totient is φ = 34935552.
The previous prime is 52949471. The next prime is 52949531. The reversal of 52949487 is 78494925.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 52949487 - 24 = 52949471 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52949417) 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, 90688 + ... + 91269.
It is an arithmetic number, because the mean of its divisors is an integer number (8915942).
Almost surely, 252949487 is an apocalyptic number.
52949487 is a deficient number, since it is larger than the sum of its proper divisors (18378049).
52949487 is a wasteful number, since it uses less digits than its factorization.
52949487 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 182057.
The product of its digits is 725760, while the sum is 48.
The square root of 52949487 is about 7276.6398151894. The cubic root of 52949487 is about 375.5092033633.
It can be divided in two parts, 5 and 2949487, that added together give a palindrome (2949492).
The spelling of 52949487 in words is "fifty-two million, nine hundred forty-nine thousand, four hundred eighty-seven".
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