Base | Representation |
---|---|
bin | 1100100000111… |
… | …1001110011111 |
3 | 10122202211100022 |
4 | 3020033032133 |
5 | 101414204132 |
6 | 5113022355 |
7 | 1205111321 |
oct | 310171637 |
9 | 118684308 |
10 | 52491167 |
11 | 276a2433 |
12 | 156b49bb |
13 | ab4b281 |
14 | 6d85611 |
15 | 491ce12 |
hex | 320f39f |
52491167 has 8 divisors (see below), whose sum is σ = 55440000. Its totient is φ = 49560984.
The previous prime is 52491157. The next prime is 52491191. The reversal of 52491167 is 76119425.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-52491167 is a prime.
It is a super-2 number, since 2×524911672 = 5510645226043778, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (52491157) 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, 1334 + ... + 10332.
It is an arithmetic number, because the mean of its divisors is an integer number (6930000).
Almost surely, 252491167 is an apocalyptic number.
52491167 is a deficient number, since it is larger than the sum of its proper divisors (2948833).
52491167 is a wasteful number, since it uses less digits than its factorization.
52491167 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9325.
The product of its digits is 15120, while the sum is 35.
The square root of 52491167 is about 7245.0788125458. The cubic root of 52491167 is about 374.4226184340.
The spelling of 52491167 in words is "fifty-two million, four hundred ninety-one thousand, one hundred sixty-seven".
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