Base | Representation |
---|---|
bin | 11110110111101… |
… | …10111010010101 |
3 | 200001021120202211 |
4 | 33123312322111 |
5 | 1012243223140 |
6 | 41410233421 |
7 | 6263063320 |
oct | 1733667225 |
9 | 601246684 |
10 | 258961045 |
11 | 1231a42a2 |
12 | 72885871 |
13 | 4185c3b5 |
14 | 2656d7b7 |
15 | 17b042ea |
hex | f6f6e95 |
258961045 has 8 divisors (see below), whose sum is σ = 355146624. Its totient is φ = 177573264.
The previous prime is 258961037. The next prime is 258961057. The reversal of 258961045 is 540169852.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 258961045 - 23 = 258961037 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 258960989 and 258961007.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3699409 + ... + 3699478.
It is an arithmetic number, because the mean of its divisors is an integer number (44393328).
Almost surely, 2258961045 is an apocalyptic number.
It is an amenable number.
258961045 is a deficient number, since it is larger than the sum of its proper divisors (96185579).
258961045 is an equidigital number, since it uses as much as digits as its factorization.
258961045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7398899.
The product of its (nonzero) digits is 86400, while the sum is 40.
The square root of 258961045 is about 16092.2666209580. The cubic root of 258961045 is about 637.3991494958.
The spelling of 258961045 in words is "two hundred fifty-eight million, nine hundred sixty-one thousand, forty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.075 sec. • engine limits •