Base | Representation |
---|---|
bin | 111100110000111… |
… | …0100101011110101 |
3 | 12021002120100021112 |
4 | 1321201310223311 |
5 | 13133430102220 |
6 | 534152524405 |
7 | 101345306051 |
oct | 17141645365 |
9 | 5232510245 |
10 | 2038909685 |
11 | 956a0302a |
12 | 48a9b0705 |
13 | 26654b847 |
14 | 154b06c61 |
15 | bdeeb5c5 |
hex | 79874af5 |
2038909685 has 8 divisors (see below), whose sum is σ = 2464294560. Its totient is φ = 1619392464.
The previous prime is 2038909667. The next prime is 2038909729. The reversal of 2038909685 is 5869098302.
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 2038909685 - 28 = 2038909429 is a prime.
It is a Curzon number.
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, 1466147 + ... + 1467536.
It is an arithmetic number, because the mean of its divisors is an integer number (308036820).
Almost surely, 22038909685 is an apocalyptic number.
It is an amenable number.
2038909685 is a deficient number, since it is larger than the sum of its proper divisors (425384875).
2038909685 is a wasteful number, since it uses less digits than its factorization.
2038909685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2933827.
The product of its (nonzero) digits is 933120, while the sum is 50.
The square root of 2038909685 is about 45154.2875594334. The cubic root of 2038909685 is about 1268.0391517083.
The spelling of 2038909685 in words is "two billion, thirty-eight million, nine hundred nine thousand, six hundred eighty-five".
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