Base | Representation |
---|---|
bin | 10011011111010… |
… | …01010101111101 |
3 | 102101121220022222 |
4 | 21233221111331 |
5 | 313323010203 |
6 | 24120015125 |
7 | 4023412544 |
oct | 1157512575 |
9 | 371556288 |
10 | 163485053 |
11 | 84312816 |
12 | 469014a5 |
13 | 27b40b24 |
14 | 179d915b |
15 | e545038 |
hex | 9be957d |
163485053 has 4 divisors (see below), whose sum is σ = 163578528. Its totient is φ = 163391580.
The previous prime is 163485043. The next prime is 163485059. The reversal of 163485053 is 350584361.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 350584361 = 37 ⋅9475253.
It is a cyclic number.
It is not a de Polignac number, because 163485053 - 212 = 163480957 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 (163485059) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44063 + ... + 47628.
It is an arithmetic number, because the mean of its divisors is an integer number (40894632).
Almost surely, 2163485053 is an apocalyptic number.
It is an amenable number.
163485053 is a deficient number, since it is larger than the sum of its proper divisors (93475).
163485053 is an equidigital number, since it uses as much as digits as its factorization.
163485053 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 93474.
The product of its (nonzero) digits is 43200, while the sum is 35.
The square root of 163485053 is about 12786.1273652346. The cubic root of 163485053 is about 546.7968669567.
The spelling of 163485053 in words is "one hundred sixty-three million, four hundred eighty-five thousand, fifty-three".
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