Base | Representation |
---|---|
bin | 11100101111101000111… |
… | …11100100010100011100 |
3 | 10111102021222122021222220 |
4 | 32113310133210110130 |
5 | 112140201223123331 |
6 | 2033415254505340 |
7 | 131232605416521 |
oct | 16276437442434 |
9 | 3442258567886 |
10 | 987649426716 |
11 | 350950398437 |
12 | 13b4b5965250 |
13 | 7219a609c04 |
14 | 35b3404d148 |
15 | 1aa57347296 |
hex | e5f47e451c |
987649426716 has 12 divisors (see below), whose sum is σ = 2304515329032. Its totient is φ = 329216475568.
The previous prime is 987649426697. The next prime is 987649426721. The reversal of 987649426716 is 617624946789.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41152059435 + ... + 41152059458.
It is an arithmetic number, because the mean of its divisors is an integer number (192042944086).
Almost surely, 2987649426716 is an apocalyptic number.
It is an amenable number.
987649426716 is an abundant number, since it is smaller than the sum of its proper divisors (1316865902316).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
987649426716 is a wasteful number, since it uses less digits than its factorization.
987649426716 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 82304118900 (or 82304118898 counting only the distinct ones).
The product of its digits is 219469824, while the sum is 69.
The spelling of 987649426716 in words is "nine hundred eighty-seven billion, six hundred forty-nine million, four hundred twenty-six thousand, seven hundred sixteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •