Base | Representation |
---|---|
bin | 11110110100001… |
… | …01111100001000 |
3 | 200000102002000120 |
4 | 33122011330020 |
5 | 1012133421222 |
6 | 41352303240 |
7 | 6256125252 |
oct | 1732057410 |
9 | 600362016 |
10 | 258498312 |
11 | 122a08676 |
12 | 726a1b20 |
13 | 417298a7 |
14 | 2648ccd2 |
15 | 17a6215c |
hex | f685f08 |
258498312 has 32 divisors (see below), whose sum is σ = 650592000. Its totient is φ = 85586624.
The previous prime is 258498301. The next prime is 258498323. The reversal of 258498312 is 213894852.
258498312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is an interprime number because it is at equal distance from previous prime (258498301) and next prime (258498323).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32568 + ... + 39719.
It is an arithmetic number, because the mean of its divisors is an integer number (20331000).
Almost surely, 2258498312 is an apocalyptic number.
It is an amenable number.
258498312 is an abundant number, since it is smaller than the sum of its proper divisors (392093688).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
258498312 is a wasteful number, since it uses less digits than its factorization.
258498312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 72445 (or 72441 counting only the distinct ones).
The product of its digits is 138240, while the sum is 42.
The square root of 258498312 is about 16077.8826964249. The cubic root of 258498312 is about 637.0192706444.
The spelling of 258498312 in words is "two hundred fifty-eight million, four hundred ninety-eight thousand, three hundred twelve".
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