Base | Representation |
---|---|
bin | 1001100100100… |
… | …11110010001100 |
3 | 12121002111220200 |
4 | 10302103302030 |
5 | 131024001400 |
6 | 11545013500 |
7 | 1663341222 |
oct | 462236214 |
9 | 177074820 |
10 | 80297100 |
11 | 41364444 |
12 | 22a84290 |
13 | 138356a0 |
14 | a942b12 |
15 | 70b1b00 |
hex | 4c93c8c |
80297100 has 108 divisors (see below), whose sum is σ = 271086816. Its totient is φ = 19762560.
The previous prime is 80297093. The next prime is 80297111. The reversal of 80297100 is 179208.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 8269 + ... + 15131.
Almost surely, 280297100 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 80297100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135543408).
80297100 is an abundant number, since it is smaller than the sum of its proper divisors (190789716).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80297100 is a wasteful number, since it uses less digits than its factorization.
80297100 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6896 (or 6886 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 27.
The square root of 80297100 is about 8960.8649136119. The cubic root of 80297100 is about 431.4196811800.
It can be divided in two parts, 8029 and 7100, that added together give a square (15129 = 1232).
The spelling of 80297100 in words is "eighty million, two hundred ninety-seven thousand, one hundred".
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