Base | Representation |
---|---|
bin | 111100010110100… |
… | …100101101111101 |
3 | 2121120021220012022 |
4 | 330112210231331 |
5 | 4033203104100 |
6 | 244250245525 |
7 | 34043352230 |
oct | 7426445575 |
9 | 2546256168 |
10 | 1012550525 |
11 | 47a616218 |
12 | 2431268a5 |
13 | 131a1292c |
14 | 98697417 |
15 | 5dd5ee85 |
hex | 3c5a4b7d |
1012550525 has 48 divisors (see below), whose sum is σ = 1465620480. Its totient is φ = 679627200.
The previous prime is 1012550521. The next prime is 1012550533. The reversal of 1012550525 is 5250552101.
It is not a de Polignac number, because 1012550525 - 22 = 1012550521 is a prime.
It is a super-3 number, since 3×10125505253 (a number of 28 digits) contains 333 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 1012550494 and 1012550503.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1012550521) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2820296 + ... + 2820654.
It is an arithmetic number, because the mean of its divisors is an integer number (30533760).
Almost surely, 21012550525 is an apocalyptic number.
It is an amenable number.
1012550525 is a deficient number, since it is larger than the sum of its proper divisors (453069955).
1012550525 is a wasteful number, since it uses less digits than its factorization.
1012550525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 674 (or 669 counting only the distinct ones).
The product of its (nonzero) digits is 2500, while the sum is 26.
The square root of 1012550525 is about 31820.5990672709. The cubic root of 1012550525 is about 1004.1661276108.
The spelling of 1012550525 in words is "one billion, twelve million, five hundred fifty thousand, five hundred twenty-five".
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