Base | Representation |
---|---|
bin | 11110111111110… |
… | …10001011110001 |
3 | 200010021112112102 |
4 | 33133322023301 |
5 | 1013031214100 |
6 | 41445110145 |
7 | 6305105423 |
oct | 1737721361 |
9 | 603245472 |
10 | 260023025 |
11 | 12385a169 |
12 | 730b8355 |
13 | 41b418a2 |
14 | 26768813 |
15 | 17c63cd5 |
hex | f7fa2f1 |
260023025 has 12 divisors (see below), whose sum is σ = 330293964. Its totient is φ = 202944000.
The previous prime is 260022967. The next prime is 260023039. The reversal of 260023025 is 520320062.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 54272689 + 205750336 = 7367^2 + 14344^2 .
It is a de Polignac number, because none of the positive numbers 2k-260023025 is a prime.
It is a super-2 number, since 2×2600230252 = 135223947060301250, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 260022988 and 260023006.
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 11 ways as a sum of consecutive naturals, for example, 125816 + ... + 127865.
It is an arithmetic number, because the mean of its divisors is an integer number (27524497).
Almost surely, 2260023025 is an apocalyptic number.
260023025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
260023025 is a deficient number, since it is larger than the sum of its proper divisors (70270939).
260023025 is a wasteful number, since it uses less digits than its factorization.
260023025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 253732 (or 253727 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 20.
The square root of 260023025 is about 16125.2294557318. The cubic root of 260023025 is about 638.2692699916.
Adding to 260023025 its reverse (520320062), we get a palindrome (780343087).
The spelling of 260023025 in words is "two hundred sixty million, twenty-three thousand, twenty-five".
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