Base | Representation |
---|---|
bin | 11000101100110… |
… | …00010011000000 |
3 | 112102212111202012 |
4 | 30112120103000 |
5 | 411020141110 |
6 | 32320512052 |
7 | 5064054020 |
oct | 1426302300 |
9 | 472774665 |
10 | 207193280 |
11 | a6a56418 |
12 | 5947b628 |
13 | 33c05498 |
14 | 1d735a80 |
15 | 132ca905 |
hex | c5984c0 |
207193280 has 112 divisors (see below), whose sum is σ = 597139776. Its totient is φ = 66846720.
The previous prime is 207193253. The next prime is 207193333. The reversal of 207193280 is 82391702.
It is a tau number, because it is divible by the number of its divisors (112).
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35360 + ... + 40800.
Almost surely, 2207193280 is an apocalyptic number.
207193280 is a gapful number since it is divisible by the number (20) 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 207193280, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (298569888).
207193280 is an abundant number, since it is smaller than the sum of its proper divisors (389946496).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
207193280 is a wasteful number, since it uses less digits than its factorization.
207193280 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5482 (or 5472 counting only the distinct ones).
The product of its (nonzero) digits is 6048, while the sum is 32.
The square root of 207193280 is about 14394.2099470586. The cubic root of 207193280 is about 591.7322261106.
The spelling of 207193280 in words is "two hundred seven million, one hundred ninety-three thousand, two hundred eighty".
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