Base | Representation |
---|---|
bin | 101010011010111… |
… | …0110010000101110 |
3 | 10200012101022111201 |
4 | 1110311312100232 |
5 | 10403342331110 |
6 | 353124240114 |
7 | 50162501101 |
oct | 12465662056 |
9 | 3605338451 |
10 | 1423402030 |
11 | 670523016 |
12 | 33884003a |
13 | 198b8352b |
14 | d7084738 |
15 | 84e68b3a |
hex | 54d7642e |
1423402030 has 32 divisors (see below), whose sum is σ = 2588442624. Its totient is φ = 563534496.
The previous prime is 1423402021. The next prime is 1423402033. The reversal of 1423402030 is 302043241.
It is a junction number, because it is equal to n+sod(n) for n = 1423401989 and 1423402007.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1423402033) 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, 663139 + ... + 665281.
It is an arithmetic number, because the mean of its divisors is an integer number (80888832).
Almost surely, 21423402030 is an apocalyptic number.
1423402030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
1423402030 is a deficient number, since it is larger than the sum of its proper divisors (1165040594).
1423402030 is a wasteful number, since it uses less digits than its factorization.
1423402030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2800.
The product of its (nonzero) digits is 576, while the sum is 19.
The square root of 1423402030 is about 37728.0006096268. Note that the first 3 decimals coincide. The cubic root of 1423402030 is about 1124.8877662521.
Adding to 1423402030 its reverse (302043241), we get a palindrome (1725445271).
The spelling of 1423402030 in words is "one billion, four hundred twenty-three million, four hundred two thousand, thirty".
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