Base | Representation |
---|---|
bin | 10010101111110001010… |
… | …000110111111111011001 |
3 | 11120011011212101122101110 |
4 | 102233301100313333121 |
5 | 132101310144013301 |
6 | 2423451033210533 |
7 | 162033601303050 |
oct | 22576120677731 |
9 | 4504155348343 |
10 | 1288242954201 |
11 | 457382621715 |
12 | 189805b60a49 |
13 | 946333a92c8 |
14 | 464cbd31397 |
15 | 2379bb960d6 |
hex | 12bf1437fd9 |
1288242954201 has 16 divisors (see below), whose sum is σ = 1963087385984. Its totient is φ = 736119892224.
The previous prime is 1288242954169. The next prime is 1288242954203. The reversal of 1288242954201 is 1024592428821.
It is not a de Polignac number, because 1288242954201 - 25 = 1288242954169 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1288242954203) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68241 + ... + 1606593.
It is an arithmetic number, because the mean of its divisors is an integer number (122692961624).
Almost surely, 21288242954201 is an apocalyptic number.
It is an amenable number.
1288242954201 is a deficient number, since it is larger than the sum of its proper divisors (674844431783).
1288242954201 is a wasteful number, since it uses less digits than its factorization.
1288242954201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1578240.
The product of its (nonzero) digits is 737280, while the sum is 48.
The spelling of 1288242954201 in words is "one trillion, two hundred eighty-eight billion, two hundred forty-two million, nine hundred fifty-four thousand, two hundred one".
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