Base | Representation |
---|---|
bin | 100110100110… |
… | …0001101011100 |
3 | 1102002001100011 |
4 | 1031030031130 |
5 | 20140010400 |
6 | 2001413004 |
7 | 333665314 |
oct | 115141534 |
9 | 42061304 |
10 | 20235100 |
11 | 10470a26 |
12 | 693a164 |
13 | 4266442 |
14 | 298a444 |
15 | 1b9a8ba |
hex | 134c35c |
20235100 has 36 divisors (see below), whose sum is σ = 46497024. Its totient is φ = 7617280.
The previous prime is 20235097. The next prime is 20235107. The reversal of 20235100 is 153202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20235107) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4252 + ... + 7651.
It is an arithmetic number, because the mean of its divisors is an integer number (1291584).
Almost surely, 220235100 is an apocalyptic number.
20235100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
20235100 is an abundant number, since it is smaller than the sum of its proper divisors (26261924).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20235100 is a wasteful number, since it uses less digits than its factorization.
20235100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11934 (or 11927 counting only the distinct ones).
The product of its (nonzero) digits is 60, while the sum is 13.
The square root of 20235100 is about 4498.3441397919. The cubic root of 20235100 is about 272.5012204305.
Adding to 20235100 its reverse (153202), we get a palindrome (20388302).
The spelling of 20235100 in words is "twenty million, two hundred thirty-five thousand, one hundred".
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