Base | Representation |
---|---|
bin | 11110110111100… |
… | …00100101101001 |
3 | 200001020021020120 |
4 | 33123300211221 |
5 | 1012241411040 |
6 | 41405513453 |
7 | 6262624650 |
oct | 1733604551 |
9 | 601207216 |
10 | 258935145 |
11 | 123186897 |
12 | 72872889 |
13 | 41850681 |
14 | 26564197 |
15 | 17aeb7d0 |
hex | f6f0969 |
258935145 has 16 divisors (see below), whose sum is σ = 473481600. Its totient is φ = 118370304.
The previous prime is 258935141. The next prime is 258935147. The reversal of 258935145 is 541539852.
It is not a de Polignac number, because 258935145 - 22 = 258935141 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 258935097 and 258935106.
It is not an unprimeable number, because it can be changed into a prime (258935141) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1232920 + ... + 1233129.
It is an arithmetic number, because the mean of its divisors is an integer number (29592600).
Almost surely, 2258935145 is an apocalyptic number.
It is an amenable number.
258935145 is a deficient number, since it is larger than the sum of its proper divisors (214546455).
258935145 is a wasteful number, since it uses less digits than its factorization.
258935145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2466064.
The product of its digits is 216000, while the sum is 42.
The square root of 258935145 is about 16091.4618664682. The cubic root of 258935145 is about 637.3778989529.
The spelling of 258935145 in words is "two hundred fifty-eight million, nine hundred thirty-five thousand, one hundred forty-five".
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