Base | Representation |
---|---|
bin | 10100100101100… |
… | …011000011000101 |
3 | 220001220111011201 |
4 | 110211203003011 |
5 | 1201404342310 |
6 | 54134502501 |
7 | 11362512532 |
oct | 2445430305 |
9 | 801814151 |
10 | 345387205 |
11 | 167a64579 |
12 | 97804a31 |
13 | 5672c737 |
14 | 33c29d89 |
15 | 204c6e3a |
hex | 149630c5 |
345387205 has 8 divisors (see below), whose sum is σ = 432484992. Its totient is φ = 264296208.
The previous prime is 345387199. The next prime is 345387227. The reversal of 345387205 is 502783543.
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 345387205 - 23 = 345387197 is a prime.
It is a Duffinian number.
345387205 is a modest number, since divided by 387205 gives 345 as remainder.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1501569 + ... + 1501798.
It is an arithmetic number, because the mean of its divisors is an integer number (54060624).
Almost surely, 2345387205 is an apocalyptic number.
It is an amenable number.
345387205 is a deficient number, since it is larger than the sum of its proper divisors (87097787).
345387205 is a wasteful number, since it uses less digits than its factorization.
345387205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3003395.
The product of its (nonzero) digits is 100800, while the sum is 37.
The square root of 345387205 is about 18584.5959062876. The cubic root of 345387205 is about 701.6201960361.
The spelling of 345387205 in words is "three hundred forty-five million, three hundred eighty-seven thousand, two hundred five".
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