Base | Representation |
---|---|
bin | 1101101000111… |
… | …1000111010011 |
3 | 10222122112101221 |
4 | 3122033013103 |
5 | 104121144144 |
6 | 5402105511 |
7 | 1263161650 |
oct | 332170723 |
9 | 128575357 |
10 | 57209299 |
11 | 2a325214 |
12 | 171ab297 |
13 | bb10974 |
14 | 7852c27 |
15 | 5050d84 |
hex | 368f1d3 |
57209299 has 8 divisors (see below), whose sum is σ = 65615360. Its totient is φ = 48861576.
The previous prime is 57209287. The next prime is 57209333. The reversal of 57209299 is 99290275.
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 57209299 - 29 = 57208787 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57209239) 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, 12459 + ... + 16420.
It is an arithmetic number, because the mean of its divisors is an integer number (8201920).
Almost surely, 257209299 is an apocalyptic number.
57209299 is a deficient number, since it is larger than the sum of its proper divisors (8406061).
57209299 is a wasteful number, since it uses less digits than its factorization.
57209299 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29169.
The product of its (nonzero) digits is 102060, while the sum is 43.
The square root of 57209299 is about 7563.6828992231. The cubic root of 57209299 is about 385.3205830408.
The spelling of 57209299 in words is "fifty-seven million, two hundred nine thousand, two hundred ninety-nine".
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