Base | Representation |
---|---|
bin | 1100101011010… |
… | …0111011111111 |
3 | 10201001022102021 |
4 | 3022310323333 |
5 | 102102414134 |
6 | 5135341011 |
7 | 1213636225 |
oct | 312647377 |
9 | 121038367 |
10 | 53169919 |
11 | 28016390 |
12 | 15981767 |
13 | b0281ba |
14 | 70c0b15 |
15 | 4a040b4 |
hex | 32b4eff |
53169919 has 8 divisors (see below), whose sum is σ = 58172112. Its totient is φ = 48195840.
The previous prime is 53169917. The next prime is 53169937. The reversal of 53169919 is 91996135.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 53169919 - 21 = 53169917 is a prime.
It is a super-2 number, since 2×531699192 = 5654080572933122, 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 (53169913) 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, 2964 + ... + 10729.
It is an arithmetic number, because the mean of its divisors is an integer number (7271514).
Almost surely, 253169919 is an apocalyptic number.
53169919 is a deficient number, since it is larger than the sum of its proper divisors (5002193).
53169919 is a wasteful number, since it uses less digits than its factorization.
53169919 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14057.
The product of its digits is 65610, while the sum is 43.
The square root of 53169919 is about 7291.7706354493. The cubic root of 53169919 is about 376.0295712935.
The spelling of 53169919 in words is "fifty-three million, one hundred sixty-nine thousand, nine hundred nineteen".
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