Base | Representation |
---|---|
bin | 1010000011101… |
… | …10110000000000 |
3 | 12212202120021200 |
4 | 11001312300000 |
5 | 133044404410 |
6 | 12212221200 |
7 | 2043103623 |
oct | 501666000 |
9 | 185676250 |
10 | 84372480 |
11 | 43698325 |
12 | 2430a800 |
13 | 1463165a |
14 | b2c3dba |
15 | 76193c0 |
hex | 5076c00 |
84372480 has 132 divisors (see below), whose sum is σ = 292508112. Its totient is φ = 22487040.
The previous prime is 84372439. The next prime is 84372499. The reversal of 84372480 is 8427348.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45165 + ... + 46995.
Almost surely, 284372480 is an apocalyptic number.
84372480 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 84372480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146254056).
84372480 is an abundant number, since it is smaller than the sum of its proper divisors (208135632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
84372480 is a wasteful number, since it uses less digits than its factorization.
84372480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1862 (or 1841 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 36.
The square root of 84372480 is about 9185.4493629871. The cubic root of 84372480 is about 438.5982941553.
The spelling of 84372480 in words is "eighty-four million, three hundred seventy-two thousand, four hundred eighty".
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