Base | Representation |
---|---|
bin | 10000110100101001… |
… | …011010111100111001 |
3 | 1201121211222201112200 |
4 | 100310221122330321 |
5 | 243443131031323 |
6 | 12144215500413 |
7 | 1206423115440 |
oct | 206451327471 |
9 | 51554881480 |
10 | 18063142713 |
11 | 772a19a520 |
12 | 3601387709 |
13 | 191b33ab35 |
14 | c34d85d57 |
15 | 70abcc443 |
hex | 434a5af39 |
18063142713 has 192 divisors, whose sum is σ = 35424829440. Its totient is φ = 8590665600.
The previous prime is 18063142711. The next prime is 18063142723. The reversal of 18063142713 is 31724136081.
It is a happy number.
18063142713 is a `hidden beast` number, since 1 + 8 + 0 + 631 + 4 + 2 + 7 + 13 = 666.
It is not a de Polignac number, because 18063142713 - 21 = 18063142711 is a prime.
It is not an unprimeable number, because it can be changed into a prime (18063142711) by changing a digit.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 68681020 + ... + 68681282.
It is an arithmetic number, because the mean of its divisors is an integer number (184504320).
Almost surely, 218063142713 is an apocalyptic number.
It is an amenable number.
18063142713 is a deficient number, since it is larger than the sum of its proper divisors (17361686727).
18063142713 is a wasteful number, since it uses less digits than its factorization.
18063142713 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 480 (or 477 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 36.
Adding to 18063142713 its reverse (31724136081), we get a palindrome (49787278794).
The spelling of 18063142713 in words is "eighteen billion, sixty-three million, one hundred forty-two thousand, seven hundred thirteen".
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