Base | Representation |
---|---|
bin | 10010001110010011101… |
… | …011011110010011011100 |
3 | 11102201102212002110201100 |
4 | 102032103223132103130 |
5 | 131004214130131304 |
6 | 2355145452313100 |
7 | 156322325654433 |
oct | 22162353362334 |
9 | 4381385073640 |
10 | 1252313130204 |
11 | 4431151290a4 |
12 | 182859172790 |
13 | 91128649116 |
14 | 4488014411a |
15 | 22897697439 |
hex | 12393ade4dc |
1252313130204 has 36 divisors (see below), whose sum is σ = 3168222862896. Its totient is φ = 417087789888.
The previous prime is 1252313130179. The next prime is 1252313130209. The reversal of 1252313130204 is 4020313132521.
1252313130204 is a `hidden beast` number, since 1 + 2 + 523 + 1 + 3 + 130 + 2 + 0 + 4 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1252313130209) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14536464 + ... + 14622359.
It is an arithmetic number, because the mean of its divisors is an integer number (88006190636).
Almost surely, 21252313130204 is an apocalyptic number.
It is an amenable number.
1252313130204 is an abundant number, since it is smaller than the sum of its proper divisors (1915909732692).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1252313130204 is a wasteful number, since it uses less digits than its factorization.
1252313130204 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29160026 (or 29160021 counting only the distinct ones).
The product of its (nonzero) digits is 4320, while the sum is 27.
Adding to 1252313130204 its reverse (4020313132521), we get a palindrome (5272626262725).
The spelling of 1252313130204 in words is "one trillion, two hundred fifty-two billion, three hundred thirteen million, one hundred thirty thousand, two hundred four".
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