Base | Representation |
---|---|
bin | 1100101010001… |
… | …0010001101001 |
3 | 10200220102120020 |
4 | 3022202101221 |
5 | 102042442411 |
6 | 5133551053 |
7 | 1213200330 |
oct | 312422151 |
9 | 120812506 |
10 | 53093481 |
11 | 27a73a11 |
12 | 15945489 |
13 | accc47c |
14 | 70a0d17 |
15 | 49db606 |
hex | 32a2469 |
53093481 has 8 divisors (see below), whose sum is σ = 80904384. Its totient is φ = 30339120.
The previous prime is 53093479. The next prime is 53093489. The reversal of 53093481 is 18439035.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 53093481 - 21 = 53093479 is a prime.
It is a super-2 number, since 2×530934812 = 5637835449394722, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (53093489) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1264110 + ... + 1264151.
It is an arithmetic number, because the mean of its divisors is an integer number (10113048).
Almost surely, 253093481 is an apocalyptic number.
It is an amenable number.
53093481 is a deficient number, since it is larger than the sum of its proper divisors (27810903).
53093481 is a wasteful number, since it uses less digits than its factorization.
53093481 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2528271.
The product of its (nonzero) digits is 12960, while the sum is 33.
The square root of 53093481 is about 7286.5273621939. The cubic root of 53093481 is about 375.8492893239.
The spelling of 53093481 in words is "fifty-three million, ninety-three thousand, four hundred eighty-one".
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