Base | Representation |
---|---|
bin | 11110110010101… |
… | …11001111101100 |
3 | 200000001100122212 |
4 | 33121113033230 |
5 | 1012111311202 |
6 | 41344225552 |
7 | 6254400533 |
oct | 1731271754 |
9 | 600040585 |
10 | 258307052 |
11 | 122897a03 |
12 | 7260b2b8 |
13 | 41690813 |
14 | 2643d31a |
15 | 17a25652 |
hex | f6573ec |
258307052 has 36 divisors (see below), whose sum is σ = 488829096. Its totient is φ = 119344320.
The previous prime is 258307051. The next prime is 258307057. The reversal of 258307052 is 250703852.
It is a super-2 number, since 2×2583070522 = 133445066225861408, which contains 22 as substring.
It is an alternating number because its digits alternate between even and odd.
It is not an unprimeable number, because it can be changed into a prime (258307051) 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, 57023 + ... + 61385.
It is an arithmetic number, because the mean of its divisors is an integer number (13578586).
Almost surely, 2258307052 is an apocalyptic number.
It is an amenable number.
258307052 is a deficient number, since it is larger than the sum of its proper divisors (230522044).
258307052 is a wasteful number, since it uses less digits than its factorization.
258307052 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4446 (or 4425 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 32.
The square root of 258307052 is about 16071.9336733325. The cubic root of 258307052 is about 636.8621240779.
Adding to 258307052 its product of nonzero digits (16800), we get a palindrome (258323852).
The spelling of 258307052 in words is "two hundred fifty-eight million, three hundred seven thousand, fifty-two".
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