Base | Representation |
---|---|
bin | 111011001000001111010111… |
… | …100010011111000111111011 |
3 | 1021002202122002101102110111002 |
4 | 323020033113202133013323 |
5 | 233041133422224401411 |
6 | 2321025440340355215 |
7 | 105530031142025405 |
oct | 7310172742370773 |
9 | 1232678071373432 |
10 | 260051001012731 |
11 | 75951012613155 |
12 | 251bb7620a5b0b |
13 | b2149200b01c6 |
14 | 483076d9bdb75 |
15 | 200e7cb31833b |
hex | ec83d789f1fb |
260051001012731 has 4 divisors (see below), whose sum is σ = 260057367207000. Its totient is φ = 260044634818464.
The previous prime is 260051001012713. The next prime is 260051001012799. The reversal of 260051001012731 is 137210100150062.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 260051001012731 - 230 = 260049927270907 is a prime.
It is a super-2 number, since 2×2600510010127312 (a number of 30 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 260051001012694 and 260051001012703.
It is not an unprimeable number, because it can be changed into a prime (260051001912731) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3183035861 + ... + 3183117558.
It is an arithmetic number, because the mean of its divisors is an integer number (65014341801750).
Almost surely, 2260051001012731 is an apocalyptic number.
260051001012731 is a deficient number, since it is larger than the sum of its proper divisors (6366194269).
260051001012731 is an equidigital number, since it uses as much as digits as its factorization.
260051001012731 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6366194268.
The product of its (nonzero) digits is 2520, while the sum is 29.
Adding to 260051001012731 its reverse (137210100150062), we get a palindrome (397261101162793).
The spelling of 260051001012731 in words is "two hundred sixty trillion, fifty-one billion, one million, twelve thousand, seven hundred thirty-one".
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