Base | Representation |
---|---|
bin | 11110110000011… |
… | …01000111100110 |
3 | 122222110221011121 |
4 | 33120031013212 |
5 | 1012022102210 |
6 | 41333524154 |
7 | 6251664406 |
oct | 1730150746 |
9 | 588427147 |
10 | 258003430 |
11 | 1226aa883 |
12 | 724a365a |
13 | 415b5569 |
14 | 263a0806 |
15 | 179b56da |
hex | f60d1e6 |
258003430 has 32 divisors (see below), whose sum is σ = 481451040. Its totient is φ = 99429120.
The previous prime is 258003419. The next prime is 258003461. The reversal of 258003430 is 34300852.
It is a junction number, because it is equal to n+sod(n) for n = 258003395 and 258003404.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 234642 + ... + 235738.
It is an arithmetic number, because the mean of its divisors is an integer number (15045345).
Almost surely, 2258003430 is an apocalyptic number.
258003430 is a deficient number, since it is larger than the sum of its proper divisors (223447610).
258003430 is a wasteful number, since it uses less digits than its factorization.
258003430 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1944.
The product of its (nonzero) digits is 2880, while the sum is 25.
The square root of 258003430 is about 16062.4851750904. The cubic root of 258003430 is about 636.6124971806.
The spelling of 258003430 in words is "two hundred fifty-eight million, three thousand, four hundred thirty".
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