Base | Representation |
---|---|
bin | 100100101010110… |
… | …0111001110001110 |
3 | 10011202012220211222 |
4 | 1021111213032032 |
5 | 10004440334241 |
6 | 322031443342 |
7 | 42330151100 |
oct | 11125471616 |
9 | 3152186758 |
10 | 1230402446 |
11 | 581591629 |
12 | 2a4086552 |
13 | 167baa6b0 |
14 | b95a5570 |
15 | 73043a4b |
hex | 4956738e |
1230402446 has 24 divisors (see below), whose sum is σ = 2312077320. Its totient is φ = 486752112.
The previous prime is 1230402409. The next prime is 1230402451. The reversal of 1230402446 is 6442040321.
It is a Harshad number since it is a multiple of its sum of digits (26).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 481616 + ... + 484163.
It is an arithmetic number, because the mean of its divisors is an integer number (96336555).
Almost surely, 21230402446 is an apocalyptic number.
1230402446 is a deficient number, since it is larger than the sum of its proper divisors (1081674874).
1230402446 is a wasteful number, since it uses less digits than its factorization.
1230402446 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 965808 (or 965801 counting only the distinct ones).
The product of its (nonzero) digits is 4608, while the sum is 26.
The square root of 1230402446 is about 35077.0928955066. The cubic root of 1230402446 is about 1071.5581125725.
Adding to 1230402446 its reverse (6442040321), we get a palindrome (7672442767).
The spelling of 1230402446 in words is "one billion, two hundred thirty million, four hundred two thousand, four hundred forty-six".
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