Base | Representation |
---|---|
bin | 1011110100010100011… |
… | …1011001011101101000 |
3 | 201102001000122112012221 |
4 | 2331011013121131220 |
5 | 11311242343430440 |
6 | 233133440043424 |
7 | 20445046165621 |
oct | 2750507313550 |
9 | 642030575187 |
10 | 203023030120 |
11 | 791132314a9 |
12 | 33420003574 |
13 | 161b67080b1 |
14 | 9b7d7a0a48 |
15 | 5433a66d4a |
hex | 2f451d9768 |
203023030120 has 32 divisors (see below), whose sum is σ = 458110737000. Its totient is φ = 80976515328.
The previous prime is 203023030109. The next prime is 203023030139. The reversal of 203023030120 is 21030320302.
203023030120 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 155029612644 + 47993417476 = 393738^2 + 219074^2 .
It is a junction number, because it is equal to n+sod(n) for n = 203023030094 and 203023030103.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7257639 + ... + 7285558.
Almost surely, 2203023030120 is an apocalyptic number.
203023030120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
203023030120 is an abundant number, since it is smaller than the sum of its proper divisors (255087706880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
203023030120 is a wasteful number, since it uses less digits than its factorization.
203023030120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14543557 (or 14543553 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 203023030120 its reverse (21030320302), we get a palindrome (224053350422).
The spelling of 203023030120 in words is "two hundred three billion, twenty-three million, thirty thousand, one hundred twenty".
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