Base | Representation |
---|---|
bin | 111111001000… |
… | …1000011111110 |
3 | 2022021122201001 |
4 | 1332101003332 |
5 | 31433200110 |
6 | 3141240514 |
7 | 551226355 |
oct | 176210376 |
9 | 68248631 |
10 | 33100030 |
11 | 177585a7 |
12 | b10313a |
13 | 6b1c022 |
14 | 457899c |
15 | 2d8c63a |
hex | 1f910fe |
33100030 has 16 divisors (see below), whose sum is σ = 60128640. Its totient is φ = 13118112.
The previous prime is 33100021. The next prime is 33100031. The reversal of 33100030 is 3000133.
It is a happy number.
It is a super-2 number, since 2×331000302 = 2191223972001800, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a plaindrome in base 14.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (33100031) 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, 14094 + ... + 16273.
It is an arithmetic number, because the mean of its divisors is an integer number (3758040).
Almost surely, 233100030 is an apocalyptic number.
33100030 is a deficient number, since it is larger than the sum of its proper divisors (27028610).
33100030 is a wasteful number, since it uses less digits than its factorization.
33100030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 30483.
The product of its (nonzero) digits is 27, while the sum is 10.
The square root of 33100030 is about 5753.2625526739. The cubic root of 33100030 is about 321.0771966522.
Adding to 33100030 its reverse (3000133), we get a palindrome (36100163).
The spelling of 33100030 in words is "thirty-three million, one hundred thousand, thirty".
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