Base | Representation |
---|---|
bin | 100100101010000… |
… | …1110111111000001 |
3 | 10011201112120002000 |
4 | 1021110032333001 |
5 | 10004342303100 |
6 | 322020014213 |
7 | 42324114303 |
oct | 11124167701 |
9 | 3151476060 |
10 | 1230041025 |
11 | 581365034 |
12 | 2a3b31369 |
13 | 167ab2035 |
14 | b950d973 |
15 | 72ec1900 |
hex | 4950efc1 |
1230041025 has 48 divisors (see below), whose sum is σ = 2263009920. Its totient is φ = 655041600.
The previous prime is 1230040997. The next prime is 1230041053. The reversal of 1230041025 is 5201400321.
1230041025 is a `hidden beast` number, since 1 + 230 + 0 + 410 + 25 = 666.
It is an interprime number because it is at equal distance from previous prime (1230040997) and next prime (1230041053).
It is not a de Polignac number, because 1230041025 - 215 = 1230008257 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 1230040989 and 1230041007.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 796404 + ... + 797946.
It is an arithmetic number, because the mean of its divisors is an integer number (47146040).
Almost surely, 21230041025 is an apocalyptic number.
1230041025 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1230041025 is a deficient number, since it is larger than the sum of its proper divisors (1032968895).
1230041025 is a wasteful number, since it uses less digits than its factorization.
1230041025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2743 (or 2732 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 1230041025 is about 35071.9407076369. The cubic root of 1230041025 is about 1071.4531817204.
Adding to 1230041025 its reverse (5201400321), we get a palindrome (6431441346).
The spelling of 1230041025 in words is "one billion, two hundred thirty million, forty-one thousand, twenty-five".
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