Base | Representation |
---|---|
bin | 11110110101110… |
… | …11011100011100 |
3 | 200000211012122110 |
4 | 33122323130130 |
5 | 1012212424333 |
6 | 41401114020 |
7 | 6261030222 |
oct | 1732733434 |
9 | 600735573 |
10 | 258717468 |
11 | 123048299 |
12 | 72788910 |
13 | 417a5579 |
14 | 26508b12 |
15 | 17aa7063 |
hex | f6bb71c |
258717468 has 96 divisors (see below), whose sum is σ = 652700160. Its totient is φ = 79591680.
The previous prime is 258717463. The next prime is 258717493. The reversal of 258717468 is 864717852.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (258717463) 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, 914055 + ... + 914337.
It is an arithmetic number, because the mean of its divisors is an integer number (6798960).
Almost surely, 2258717468 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 258717468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (326350080).
258717468 is an abundant number, since it is smaller than the sum of its proper divisors (393982692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
258717468 is a wasteful number, since it uses less digits than its factorization.
258717468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 427 (or 425 counting only the distinct ones).
The product of its digits is 752640, while the sum is 48.
The square root of 258717468 is about 16084.6967021452. The cubic root of 258717468 is about 637.1992423687.
The spelling of 258717468 in words is "two hundred fifty-eight million, seven hundred seventeen thousand, four hundred sixty-eight".
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