Base | Representation |
---|---|
bin | 100111001000001101… |
… | …0011001101111000000 |
3 | 22000220000000222201210 |
4 | 1032100122121233000 |
5 | 2334041432001010 |
6 | 102333534530120 |
7 | 6033162401343 |
oct | 1162032315700 |
9 | 260800028653 |
10 | 84027218880 |
11 | 326aa1a1250 |
12 | 14350666940 |
13 | 7c01596677 |
14 | 40d197645a |
15 | 22bbd1db20 |
hex | 1390699bc0 |
84027218880 has 224 divisors, whose sum is σ = 291246202368. Its totient is φ = 20355788800.
The previous prime is 84027218879. The next prime is 84027218893. The reversal of 84027218880 is 8881272048.
It is a Harshad number since it is a multiple of its sum of digits (48).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 28943509 + ... + 28946411.
Almost surely, 284027218880 is an apocalyptic number.
84027218880 is a gapful number since it is divisible by the number (80) 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 84027218880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145623101184).
84027218880 is an abundant number, since it is smaller than the sum of its proper divisors (207218983488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
84027218880 is a wasteful number, since it uses less digits than its factorization.
84027218880 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5675 (or 5665 counting only the distinct ones).
The product of its (nonzero) digits is 458752, while the sum is 48.
The spelling of 84027218880 in words is "eighty-four billion, twenty-seven million, two hundred eighteen thousand, eight hundred eighty".
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