Base | Representation |
---|---|
bin | 11000101110010… |
… | …11010100110001 |
3 | 112110021010110021 |
4 | 30113023110301 |
5 | 411043333124 |
6 | 32325203441 |
7 | 5065614253 |
oct | 1427132461 |
9 | 473233407 |
10 | 207402289 |
11 | a7089456 |
12 | 59560581 |
13 | 33c79663 |
14 | 1d78bcd3 |
15 | 1331c7e4 |
hex | c5cb531 |
207402289 has 8 divisors (see below), whose sum is σ = 211498560. Its totient is φ = 203338800.
The previous prime is 207402277. The next prime is 207402301. The reversal of 207402289 is 982204702.
207402289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (207402277) and next prime (207402301).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 207402289 - 217 = 207271217 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (207402259) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4782 + ... + 20920.
It is an arithmetic number, because the mean of its divisors is an integer number (26437320).
Almost surely, 2207402289 is an apocalyptic number.
It is an amenable number.
207402289 is a deficient number, since it is larger than the sum of its proper divisors (4096271).
207402289 is a wasteful number, since it uses less digits than its factorization.
207402289 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16391.
The product of its (nonzero) digits is 16128, while the sum is 34.
The square root of 207402289 is about 14401.4682931984. The cubic root of 207402289 is about 591.9311318491.
The spelling of 207402289 in words is "two hundred seven million, four hundred two thousand, two hundred eighty-nine".
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