Base | Representation |
---|---|
bin | 110011111101010001… |
… | …000010101001011011 |
3 | 12100000000022010120201 |
4 | 303331101002221123 |
5 | 1403223402213431 |
6 | 41343505403031 |
7 | 4013332133503 |
oct | 637521025133 |
9 | 170000263521 |
10 | 55788710491 |
11 | 217292aaa08 |
12 | a98b639477 |
13 | 535112a9c7 |
14 | 29b345ca03 |
15 | 16b7b93461 |
hex | cfd442a5b |
55788710491 has 8 divisors (see below), whose sum is σ = 56062893744. Its totient is φ = 55515145440.
The previous prime is 55788710459. The next prime is 55788710533. The reversal of 55788710491 is 19401788755.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 55788710491 - 25 = 55788710459 is a prime.
It is a super-2 number, since 2×557887104912 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (55788710441) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26901 + ... + 335113.
It is an arithmetic number, because the mean of its divisors is an integer number (7007861718).
Almost surely, 255788710491 is an apocalyptic number.
55788710491 is a deficient number, since it is larger than the sum of its proper divisors (274183253).
55788710491 is a wasteful number, since it uses less digits than its factorization.
55788710491 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 309101.
The product of its (nonzero) digits is 2822400, while the sum is 55.
The spelling of 55788710491 in words is "fifty-five billion, seven hundred eighty-eight million, seven hundred ten thousand, four hundred ninety-one".
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