Base | Representation |
---|---|
bin | 1110100100010000… |
… | …00101111011010100 |
3 | 202012000021121110000 |
4 | 13102020011323110 |
5 | 112003444212314 |
6 | 3332000131300 |
7 | 364536326235 |
oct | 72210057324 |
9 | 22160247400 |
10 | 7820304084 |
11 | 33533a322a |
12 | 1623006b30 |
13 | 978247788 |
14 | 54288d08c |
15 | 30b852209 |
hex | 1d2205ed4 |
7820304084 has 120 divisors (see below), whose sum is σ = 20999474496. Its totient is φ = 2536272000.
The previous prime is 7820304077. The next prime is 7820304097. The reversal of 7820304084 is 4804030287.
It is a super-2 number, since 2×78203040842 (a number of 21 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7584649 + ... + 7585679.
Almost surely, 27820304084 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 7820304084, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10499737248).
7820304084 is an abundant number, since it is smaller than the sum of its proper divisors (13179170412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7820304084 is a wasteful number, since it uses less digits than its factorization.
7820304084 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1659 (or 1648 counting only the distinct ones).
The product of its (nonzero) digits is 43008, while the sum is 36.
The square root of 7820304084 is about 88432.4831948080. The cubic root of 7820304084 is about 1984.9117996794.
The spelling of 7820304084 in words is "seven billion, eight hundred twenty million, three hundred four thousand, eighty-four".
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