Base | Representation |
---|---|
bin | 111111110001100… |
… | …110101101000110 |
3 | 2202120100000102210 |
4 | 333301212231012 |
5 | 4142402440243 |
6 | 254101044250 |
7 | 35341402545 |
oct | 7761465506 |
9 | 2676300383 |
10 | 1069968198 |
11 | 4a9a72a42 |
12 | 25a3b6686 |
13 | 1408973a0 |
14 | a216215c |
15 | 63e02933 |
hex | 3fc66b46 |
1069968198 has 64 divisors (see below), whose sum is σ = 2338902720. Its totient is φ = 324352512.
The previous prime is 1069968197. The next prime is 1069968199. The reversal of 1069968198 is 8918699601.
It is an interprime number because it is at equal distance from previous prime (1069968197) and next prime (1069968199).
It is a super-2 number, since 2×10699681982 = 2289663889462734408, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1069968191) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2694936 + ... + 2695332.
It is an arithmetic number, because the mean of its divisors is an integer number (36545355).
Almost surely, 21069968198 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 1069968198, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1169451360).
1069968198 is an abundant number, since it is smaller than the sum of its proper divisors (1268934522).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1069968198 is a wasteful number, since it uses less digits than its factorization.
1069968198 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 841.
The product of its (nonzero) digits is 1679616, while the sum is 57.
The square root of 1069968198 is about 32710.3683562261. The cubic root of 1069968198 is about 1022.7989885304.
The spelling of 1069968198 in words is "one billion, sixty-nine million, nine hundred sixty-eight thousand, one hundred ninety-eight".
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