Base | Representation |
---|---|
bin | 11110111000101… |
… | …10101001101001 |
3 | 200001112012002210 |
4 | 33130112221221 |
5 | 1012311403144 |
6 | 41413115333 |
7 | 6264144330 |
oct | 1734265151 |
9 | 601465083 |
10 | 259091049 |
11 | 123282a38 |
12 | 72928b49 |
13 | 418a6619 |
14 | 265a4d17 |
15 | 17b2cab9 |
hex | f716a69 |
259091049 has 32 divisors (see below), whose sum is σ = 418938880. Its totient is φ = 139128192.
The previous prime is 259091047. The next prime is 259091081. The reversal of 259091049 is 940190952.
It is not a de Polignac number, because 259091049 - 21 = 259091047 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 259090998 and 259091016.
It is not an unprimeable number, because it can be changed into a prime (259091047) 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, 48117 + ... + 53229.
It is an arithmetic number, because the mean of its divisors is an integer number (13091840).
Almost surely, 2259091049 is an apocalyptic number.
It is an amenable number.
259091049 is a deficient number, since it is larger than the sum of its proper divisors (159847831).
259091049 is a wasteful number, since it uses less digits than its factorization.
259091049 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5269.
The product of its (nonzero) digits is 29160, while the sum is 39.
The square root of 259091049 is about 16096.3054456605. The cubic root of 259091049 is about 637.5057943341.
It can be divided in two parts, 2590 and 91049, that added together give a palindrome (93639).
The spelling of 259091049 in words is "two hundred fifty-nine million, ninety-one thousand, forty-nine".
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