Base | Representation |
---|---|
bin | 1100101011001… |
… | …0110111101011 |
3 | 10201000212210122 |
4 | 3022302313223 |
5 | 102102131301 |
6 | 5135233455 |
7 | 1213602440 |
oct | 312626753 |
9 | 121025718 |
10 | 53161451 |
11 | 2800aa92 |
12 | 1597888b |
13 | b0243a5 |
14 | 70bb9c7 |
15 | 4a0181b |
hex | 32b2deb |
53161451 has 8 divisors (see below), whose sum is σ = 61358304. Its totient is φ = 45115200.
The previous prime is 53161429. The next prime is 53161481. The reversal of 53161451 is 15416135.
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-53161451 is a prime.
It is a super-2 number, since 2×531614512 = 5652279744850802, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 53161451.
It is not an unprimeable number, because it can be changed into a prime (53161421) 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, 36890 + ... + 38303.
It is an arithmetic number, because the mean of its divisors is an integer number (7669788).
Almost surely, 253161451 is an apocalyptic number.
53161451 is a deficient number, since it is larger than the sum of its proper divisors (8196853).
53161451 is a wasteful number, since it uses less digits than its factorization.
53161451 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 75301.
The product of its digits is 1800, while the sum is 26.
The square root of 53161451 is about 7291.1899577504. The cubic root of 53161451 is about 376.0096077030.
Adding to 53161451 its reverse (15416135), we get a palindrome (68577586).
The spelling of 53161451 in words is "fifty-three million, one hundred sixty-one thousand, four hundred fifty-one".
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