Base | Representation |
---|---|
bin | 111101000111… |
… | …001100101101 |
3 | 1010010220200022 |
4 | 331013030231 |
5 | 13100122034 |
6 | 1331211525 |
7 | 253112216 |
oct | 75071455 |
9 | 33126608 |
10 | 16020269 |
11 | 90522a1 |
12 | 5446ba5 |
13 | 341bb65 |
14 | 21b040d |
15 | 1616b2e |
hex | f4732d |
16020269 has 4 divisors (see below), whose sum is σ = 16039296. Its totient is φ = 16001244.
The previous prime is 16020253. The next prime is 16020271. The reversal of 16020269 is 96202061.
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: 96202061 = 3907 ⋅24623.
It is a cyclic number.
It is not a de Polignac number, because 16020269 - 24 = 16020253 is a prime.
It is a super-2 number, since 2×160202692 = 513298037664722, 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 (16020569) 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, 8189 + ... + 9954.
It is an arithmetic number, because the mean of its divisors is an integer number (4009824).
Almost surely, 216020269 is an apocalyptic number.
It is an amenable number.
16020269 is a deficient number, since it is larger than the sum of its proper divisors (19027).
16020269 is an equidigital number, since it uses as much as digits as its factorization.
16020269 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19026.
The product of its (nonzero) digits is 1296, while the sum is 26.
The square root of 16020269 is about 4002.5328231009. The cubic root of 16020269 is about 252.0905706609.
The spelling of 16020269 in words is "sixteen million, twenty thousand, two hundred sixty-nine".
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