Base | Representation |
---|---|
bin | 101001001111110… |
… | …1011001000010110 |
3 | 10120110022020212120 |
4 | 1102133223020112 |
5 | 10313303103323 |
6 | 345200400410 |
7 | 46204046664 |
oct | 12237531026 |
9 | 3513266776 |
10 | 1384034838 |
11 | 65028494a |
12 | 327616106 |
13 | 19097ba34 |
14 | d1b57c34 |
15 | 8178e5e3 |
hex | 527eb216 |
1384034838 has 16 divisors (see below), whose sum is σ = 2930897520. Its totient is φ = 434206976.
The previous prime is 1384034807. The next prime is 1384034843. The reversal of 1384034838 is 8384304831.
It is a self number, because there is not a number n which added to its sum of digits gives 1384034838.
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, 6784383 + ... + 6784586.
It is an arithmetic number, because the mean of its divisors is an integer number (183181095).
Almost surely, 21384034838 is an apocalyptic number.
1384034838 is an abundant number, since it is smaller than the sum of its proper divisors (1546862682).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1384034838 is a wasteful number, since it uses less digits than its factorization.
1384034838 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13568991.
The product of its (nonzero) digits is 221184, while the sum is 42.
The square root of 1384034838 is about 37202.6186981508. The cubic root of 1384034838 is about 1114.4202816678.
The spelling of 1384034838 in words is "one billion, three hundred eighty-four million, thirty-four thousand, eight hundred thirty-eight".
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