Base | Representation |
---|---|
bin | 101000110100110… |
… | …1000010111011010 |
3 | 10112110122111021011 |
4 | 1101221220113122 |
5 | 10301141231423 |
6 | 343533004134 |
7 | 45642453331 |
oct | 12151502732 |
9 | 3473574234 |
10 | 1369867738 |
11 | 6432889a8 |
12 | 32292364a |
13 | 18aa5b535 |
14 | cdd0ad18 |
15 | 803e1b0d |
hex | 51a685da |
1369867738 has 16 divisors (see below), whose sum is σ = 2164266720. Its totient is φ = 648489456.
The previous prime is 1369867717. The next prime is 1369867771. The reversal of 1369867738 is 8377689631.
It is a super-2 number, since 2×13698677382 = 3753075239226473288, which contains 22 as substring.
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, 57820 + ... + 77992.
It is an arithmetic number, because the mean of its divisors is an integer number (135266670).
Almost surely, 21369867738 is an apocalyptic number.
1369867738 is a deficient number, since it is larger than the sum of its proper divisors (794398982).
1369867738 is a wasteful number, since it uses less digits than its factorization.
1369867738 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 21981.
The product of its digits is 9144576, while the sum is 58.
The square root of 1369867738 is about 37011.7243316223. The cubic root of 1369867738 is about 1110.6047993193.
The spelling of 1369867738 in words is "one billion, three hundred sixty-nine million, eight hundred sixty-seven thousand, seven hundred thirty-eight".
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