Base | Representation |
---|---|
bin | 10001111001101010111… |
… | …101011000010111011111 |
3 | 11100121020121220000221010 |
4 | 101321222331120113133 |
5 | 130123324202402033 |
6 | 2341043033310303 |
7 | 154606251004023 |
oct | 21715275302737 |
9 | 4317217800833 |
10 | 1230155122143 |
11 | 434784550742 |
12 | 17a4b4565393 |
13 | 8c006b5324c |
14 | 4377b3d2383 |
15 | 21eec256863 |
hex | 11e6af585df |
1230155122143 has 8 divisors (see below), whose sum is σ = 1641075130800. Its totient is φ = 819669264128.
The previous prime is 1230155122093. The next prime is 1230155122177. The reversal of 1230155122143 is 3412215510321.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1230155122143 - 210 = 1230155121119 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1230155122143.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1230155122043) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108531048 + ... + 108542381.
It is an arithmetic number, because the mean of its divisors is an integer number (205134391350).
Almost surely, 21230155122143 is an apocalyptic number.
1230155122143 is a deficient number, since it is larger than the sum of its proper divisors (410920008657).
1230155122143 is a wasteful number, since it uses less digits than its factorization.
1230155122143 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 217075321.
The product of its (nonzero) digits is 7200, while the sum is 30.
The spelling of 1230155122143 in words is "one trillion, two hundred thirty billion, one hundred fifty-five million, one hundred twenty-two thousand, one hundred forty-three".
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