Base | Representation |
---|---|
bin | 100010001011100… |
… | …0001100011110101 |
3 | 2221221001212100200 |
4 | 1010113001203311 |
5 | 4322100331024 |
6 | 305445431113 |
7 | 40264242045 |
oct | 10427014365 |
9 | 2857055320 |
10 | 1146886389 |
11 | 5394297a0 |
12 | 28010b499 |
13 | 1537b8acc |
14 | ac465725 |
15 | 6aa482c9 |
hex | 445c18f5 |
1146886389 has 12 divisors (see below), whose sum is σ = 1807215072. Its totient is φ = 695082600.
The previous prime is 1146886331. The next prime is 1146886393. The reversal of 1146886389 is 9836886411.
It is not a de Polignac number, because 1146886389 - 228 = 878450933 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1146886289) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5792257 + ... + 5792454.
It is an arithmetic number, because the mean of its divisors is an integer number (150601256).
Almost surely, 21146886389 is an apocalyptic number.
It is an amenable number.
1146886389 is a deficient number, since it is larger than the sum of its proper divisors (660328683).
1146886389 is a wasteful number, since it uses less digits than its factorization.
1146886389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11584728 (or 11584725 counting only the distinct ones).
The product of its digits is 1990656, while the sum is 54.
The square root of 1146886389 is about 33865.7111102070. The cubic root of 1146886389 is about 1046.7431629735.
The spelling of 1146886389 in words is "one billion, one hundred forty-six million, eight hundred eighty-six thousand, three hundred eighty-nine".
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