Base | Representation |
---|---|
bin | 111111010010111100… |
… | …0111100011100111001 |
3 | 110222211222220220001011 |
4 | 1332211320330130321 |
5 | 4211334322420424 |
6 | 142235530353521 |
7 | 12551254515100 |
oct | 1764570743471 |
9 | 428758826034 |
10 | 135927154489 |
11 | 52712376015 |
12 | 2241588b8a1 |
13 | ca82b46839 |
14 | 6816755037 |
15 | 38083ac694 |
hex | 1fa5e3c739 |
135927154489 has 27 divisors (see below), whose sum is σ = 163480724901. Its totient is φ = 112684272120.
The previous prime is 135927154457. The next prime is 135927154513. The reversal of 135927154489 is 984451729531.
The square root of 135927154489 is 368683.
It is a perfect power (a square), and thus also a powerful number.
It is not a de Polignac number, because 135927154489 - 25 = 135927154457 is a prime.
It is a super-2 number, since 2×1359271544892 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (135927154289) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 80003362 + ... + 80005060.
It is an arithmetic number, because the mean of its divisors is an integer number (6054841663).
Almost surely, 2135927154489 is an apocalyptic number.
135927154489 is the 368683-rd square number.
135927154489 is the 184342-nd centered octagonal number.
It is an amenable number.
135927154489 is a deficient number, since it is larger than the sum of its proper divisors (27553570412).
135927154489 is an frugal number, since it uses more digits than its factorization.
135927154489 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3474 (or 1737 counting only the distinct ones).
The product of its digits is 10886400, while the sum is 58.
The spelling of 135927154489 in words is "one hundred thirty-five billion, nine hundred twenty-seven million, one hundred fifty-four thousand, four hundred eighty-nine".
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