Base | Representation |
---|---|
bin | 101000100111001000000… |
… | …101111111110000101011 |
3 | 100212210112000020021000210 |
4 | 220213020011333300223 |
5 | 331211014420241222 |
6 | 5534023244032203 |
7 | 405425253212631 |
oct | 50471005776053 |
9 | 10783460207023 |
10 | 2790790790187 |
11 | 986627710984 |
12 | 390a5a232663 |
13 | 17322a60046a |
14 | 99109b01351 |
15 | 4c8dca69d0c |
hex | 289c817fc2b |
2790790790187 has 16 divisors (see below), whose sum is σ = 3735088620032. Its totient is φ = 1853511193440.
The previous prime is 2790790790167. The next prime is 2790790790209. The reversal of 2790790790187 is 7810970970972.
2790790790187 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 2790790790187 - 223 = 2790782401579 is a prime.
It is a super-3 number, since 3×27907907901873 (a number of 38 digits) contains 333 as substring.
It is a Smith number, since the sum of its digits (66) 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 not an unprimeable number, because it can be changed into a prime (2790790790147) 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, 10360413 + ... + 10626369.
It is an arithmetic number, because the mean of its divisors is an integer number (233443038752).
Almost surely, 22790790790187 is an apocalyptic number.
2790790790187 is a deficient number, since it is larger than the sum of its proper divisors (944297829845).
2790790790187 is a wasteful number, since it uses less digits than its factorization.
2790790790187 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 279138.
The product of its (nonzero) digits is 28005264, while the sum is 66.
The spelling of 2790790790187 in words is "two trillion, seven hundred ninety billion, seven hundred ninety million, seven hundred ninety thousand, one hundred eighty-seven".
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