Base | Representation |
---|---|
bin | 1100010011011… |
… | …00000011001100 |
3 | 21012012020221002 |
4 | 12021230003030 |
5 | 202404444040 |
6 | 14123555432 |
7 | 2362132304 |
oct | 611540314 |
9 | 235166832 |
10 | 103203020 |
11 | 53289a58 |
12 | 2a68bb78 |
13 | 184c569b |
14 | d9c6604 |
15 | 90d8a15 |
hex | 626c0cc |
103203020 has 24 divisors (see below), whose sum is σ = 219698304. Its totient is φ = 40715136.
The previous prime is 103203017. The next prime is 103203071. The reversal of 103203020 is 20302301.
It is a junction number, because it is equal to n+sod(n) for n = 103202992 and 103203010.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33884 + ... + 36803.
It is an arithmetic number, because the mean of its divisors is an integer number (9154096).
Almost surely, 2103203020 is an apocalyptic number.
103203020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
103203020 is an abundant number, since it is smaller than the sum of its proper divisors (116495284).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103203020 is a wasteful number, since it uses less digits than its factorization.
103203020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70769 (or 70767 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 11.
The square root of 103203020 is about 10158.8887187527. Note that the first 3 decimals coincide. The cubic root of 103203020 is about 469.0625951675.
Adding to 103203020 its reverse (20302301), we get a palindrome (123505321).
The spelling of 103203020 in words is "one hundred three million, two hundred three thousand, twenty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.068 sec. • engine limits •