Base | Representation |
---|---|
bin | 1100100111010… |
… | …0111010100111 |
3 | 10200112222200222 |
4 | 3021310322213 |
5 | 102021021222 |
6 | 5125554555 |
7 | 1211464550 |
oct | 311647247 |
9 | 120488628 |
10 | 52907687 |
11 | 27957368 |
12 | 15875a5b |
13 | ac65a31 |
14 | 7053327 |
15 | 49a1542 |
hex | 3274ea7 |
52907687 has 8 divisors (see below), whose sum is σ = 62551200. Its totient is φ = 43785504.
The previous prime is 52907683. The next prime is 52907693. The reversal of 52907687 is 78670925.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 52907687 - 22 = 52907683 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 (52907683) 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, 130112 + ... + 130517.
It is an arithmetic number, because the mean of its divisors is an integer number (7818900).
Almost surely, 252907687 is an apocalyptic number.
52907687 is a deficient number, since it is larger than the sum of its proper divisors (9643513).
52907687 is a wasteful number, since it uses less digits than its factorization.
52907687 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 260665.
The product of its (nonzero) digits is 211680, while the sum is 44.
The square root of 52907687 is about 7273.7670432864. The cubic root of 52907687 is about 375.4103644020.
The spelling of 52907687 in words is "fifty-two million, nine hundred seven thousand, six hundred eighty-seven".
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