Base | Representation |
---|---|
bin | 100110101010… |
… | …1101101110001 |
3 | 1102011000202010 |
4 | 1031111231301 |
5 | 20142232113 |
6 | 2002313133 |
7 | 334216653 |
oct | 115255561 |
9 | 42130663 |
10 | 20274033 |
11 | 104981aa |
12 | 69587a9 |
13 | 427b090 |
14 | 299a6d3 |
15 | 1ba71c3 |
hex | 1355b71 |
20274033 has 16 divisors (see below), whose sum is σ = 29405376. Its totient is φ = 12350400.
The previous prime is 20274019. The next prime is 20274041. The reversal of 20274033 is 33047202.
It is a happy number.
It is not a de Polignac number, because 20274033 - 220 = 19225457 is a prime.
It is a super-2 number, since 2×202740332 = 822072828170178, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (20274073) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1366 + ... + 6512.
It is an arithmetic number, because the mean of its divisors is an integer number (1837836).
Almost surely, 220274033 is an apocalyptic number.
It is an amenable number.
20274033 is a deficient number, since it is larger than the sum of its proper divisors (9131343).
20274033 is a wasteful number, since it uses less digits than its factorization.
20274033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5264.
The product of its (nonzero) digits is 1008, while the sum is 21.
The square root of 20274033 is about 4502.6695415054. The cubic root of 20274033 is about 272.6758755771.
The spelling of 20274033 in words is "twenty million, two hundred seventy-four thousand, thirty-three".
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