Base | Representation |
---|---|
bin | 11111001010010110110010… |
… | …11001011001000101001010 |
3 | 22222121222102210021012202200 |
4 | 33211023121121121011022 |
5 | 32440210314210140321 |
6 | 401424112225541030 |
7 | 20301544101434466 |
oct | 1745133131310512 |
9 | 288558383235680 |
10 | 68525555552586 |
11 | 1a91a585719730 |
12 | 7828865aa4776 |
13 | 2c30c16c5c562 |
14 | 12cc9242794a6 |
15 | 7dc790eabd26 |
hex | 3e52d965914a |
68525555552586 has 48 divisors (see below), whose sum is σ = 162737122979808. Its totient is φ = 20666906013600.
The previous prime is 68525555552513. The next prime is 68525555552683.
68525555552586 is a `hidden beast` number, since 68 + 5 + 2 + 5 + 5 + 5 + 5 + 552 + 5 + 8 + 6 = 666.
68525555552586 is nontrivially palindromic in base 10.
68525555552586 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a super-2 number, since 2×685255555525862 (a number of 28 digits) contains 22 as substring.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 820073541 + ... + 820157096.
It is an arithmetic number, because the mean of its divisors is an integer number (3390356728746).
Almost surely, 268525555552586 is an apocalyptic number.
68525555552586 is a gapful number since it is divisible by the number (66) formed by its first and last digit.
68525555552586 is an abundant number, since it is smaller than the sum of its proper divisors (94211567427222).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
68525555552586 is a wasteful number, since it uses less digits than its factorization.
68525555552586 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1640230867 (or 1640230864 counting only the distinct ones).
The product of its digits is 3600000000, while the sum is 72.
The spelling of 68525555552586 in words is "sixty-eight trillion, five hundred twenty-five billion, five hundred fifty-five million, five hundred fifty-two thousand, five hundred eighty-six".
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