Base | Representation |
---|---|
bin | 100111001111100001… |
… | …1111110000111001000 |
3 | 22001112010111210200000 |
4 | 1032133003332013020 |
5 | 2340042341344213 |
6 | 102414154443000 |
7 | 6042235440150 |
oct | 1163703760710 |
9 | 261463453600 |
10 | 84272996808 |
11 | 32815a00900 |
12 | 143baa33460 |
13 | 7c4048b3b0 |
14 | 4116473760 |
15 | 22d36bbc73 |
hex | 139f0fe1c8 |
84272996808 has 1152 divisors, whose sum is σ = 333136527360. Its totient is φ = 19399564800.
The previous prime is 84272996771. The next prime is 84272996809. The reversal of 84272996808 is 80869927248.
It is a Harshad number since it is a multiple of its sum of digits (63).
It is not an unprimeable number, because it can be changed into a prime (84272996809) by changing a digit.
It is a polite number, since it can be written in 287 ways as a sum of consecutive naturals, for example, 663566841 + ... + 663566967.
Almost surely, 284272996808 is an apocalyptic number.
84272996808 is a gapful number since it is divisible by the number (88) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 84272996808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (166568263680).
84272996808 is an abundant number, since it is smaller than the sum of its proper divisors (248863530552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
84272996808 is a wasteful number, since it uses less digits than its factorization.
84272996808 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 221 (or 194 counting only the distinct ones).
The product of its (nonzero) digits is 27869184, while the sum is 63.
The spelling of 84272996808 in words is "eighty-four billion, two hundred seventy-two million, nine hundred ninety-six thousand, eight hundred eight".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •