Base | Representation |
---|---|
bin | 11011111110000011110111… |
… | …111011110110101010101001 |
3 | 121010112211112101111000112001 |
4 | 123332003313323312222221 |
5 | 112110412110343121301 |
6 | 1113342535423251001 |
7 | 34624216414343260 |
oct | 3376036773665251 |
9 | 533484471430461 |
10 | 123012023020201 |
11 | 36217119094a17 |
12 | 11968679749a61 |
13 | 5383ca3ac13c3 |
14 | 2253b56a575d7 |
15 | e34c59665c01 |
hex | 6fe0f7ef6aa9 |
123012023020201 has 16 divisors (see below), whose sum is σ = 140754074630400. Its totient is φ = 105312204975168.
The previous prime is 123012023020171. The next prime is 123012023020223. The reversal of 123012023020201 is 102020320210321.
It is a cyclic number.
It is not a de Polignac number, because 123012023020201 - 225 = 123011989465769 is a prime.
It is not an unprimeable number, because it can be changed into a prime (123012023020231) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (31) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 218430540 + ... + 218992978.
It is an arithmetic number, because the mean of its divisors is an integer number (8797129664400).
Almost surely, 2123012023020201 is an apocalyptic number.
It is an amenable number.
123012023020201 is a deficient number, since it is larger than the sum of its proper divisors (17742051610199).
123012023020201 is an equidigital number, since it uses as much as digits as its factorization.
123012023020201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 599928.
The product of its (nonzero) digits is 288, while the sum is 19.
Adding to 123012023020201 its reverse (102020320210321), we get a palindrome (225032343230522).
The spelling of 123012023020201 in words is "one hundred twenty-three trillion, twelve billion, twenty-three million, twenty thousand, two hundred one".
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