Base | Representation |
---|---|
bin | 10001001110100010010… |
… | …011010001110000100111 |
3 | 11012011200202212122222222 |
4 | 101032202103101300213 |
5 | 123344000234000441 |
6 | 2303503105342555 |
7 | 151346430130136 |
oct | 21164223216047 |
9 | 4164622778888 |
10 | 1183838968871 |
11 | 417077265219 |
12 | 171529337a5b |
13 | 8783536c8b0 |
14 | 4142603991d |
15 | 20bdaed6d4b |
hex | 113a24d1c27 |
1183838968871 has 32 divisors (see below), whose sum is σ = 1326618216000. Its totient is φ = 1049544391680.
The previous prime is 1183838968789. The next prime is 1183838968903. The reversal of 1183838968871 is 1788698383811.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-1183838968871 is a prime.
It is a Smith number, since the sum of its digits (71) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1183838968795 and 1183838968804.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1183838968771) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6886355 + ... + 7056171.
It is an arithmetic number, because the mean of its divisors is an integer number (41456819250).
Almost surely, 21183838968871 is an apocalyptic number.
1183838968871 is a deficient number, since it is larger than the sum of its proper divisors (142779247129).
1183838968871 is a wasteful number, since it uses less digits than its factorization.
1183838968871 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 170099.
The product of its digits is 111476736, while the sum is 71.
The spelling of 1183838968871 in words is "one trillion, one hundred eighty-three billion, eight hundred thirty-eight million, nine hundred sixty-eight thousand, eight hundred seventy-one".
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