Base | Representation |
---|---|
bin | 11000111101100011… |
… | …01000101011011010 |
3 | 1021120221210000121102 |
4 | 30132301220223122 |
5 | 204421203330132 |
6 | 10053442511402 |
7 | 653044401344 |
oct | 143661505332 |
9 | 37527700542 |
10 | 13401230042 |
11 | 5757710532 |
12 | 2720065562 |
13 | 1357554125 |
14 | 911b70294 |
15 | 5367a9c62 |
hex | 31ec68ada |
13401230042 has 4 divisors (see below), whose sum is σ = 20101845066. Its totient is φ = 6700615020.
The previous prime is 13401230023. The next prime is 13401230093. The reversal of 13401230042 is 24003210431.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 11408589721 + 1992640321 = 106811^2 + 44639^2 .
It is a junction number, because it is equal to n+sod(n) for n = 13401229996 and 13401230023.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3350307509 + ... + 3350307512.
Almost surely, 213401230042 is an apocalyptic number.
13401230042 is a deficient number, since it is larger than the sum of its proper divisors (6700615024).
13401230042 is an equidigital number, since it uses as much as digits as its factorization.
13401230042 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6700615023.
The product of its (nonzero) digits is 576, while the sum is 20.
Adding to 13401230042 its reverse (24003210431), we get a palindrome (37404440473).
The spelling of 13401230042 in words is "thirteen billion, four hundred one million, two hundred thirty thousand, forty-two".
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