Base | Representation |
---|---|
bin | 111101000101100… |
… | …101101011011001 |
3 | 2122102111001111200 |
4 | 331011211223121 |
5 | 4044332001400 |
6 | 245410344413 |
7 | 34253203263 |
oct | 7505455331 |
9 | 2572431450 |
10 | 1024875225 |
11 | 486573a20 |
12 | 24728b109 |
13 | 13443965a |
14 | 9a184b33 |
15 | 5ee96b00 |
hex | 3d165ad9 |
1024875225 has 144 divisors (see below), whose sum is σ = 2106561600. Its totient is φ = 471744000.
The previous prime is 1024875199. The next prime is 1024875323. The reversal of 1024875225 is 5225784201.
It is a happy number.
1024875225 is a `hidden beast` number, since 102 + 487 + 52 + 25 = 666.
It is not a de Polignac number, because 1024875225 - 29 = 1024874713 is a prime.
It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 1024875225.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 7823410 + ... + 7823540.
It is an arithmetic number, because the mean of its divisors is an integer number (14628900).
Almost surely, 21024875225 is an apocalyptic number.
1024875225 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
1024875225 is an abundant number, since it is smaller than the sum of its proper divisors (1081686375).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1024875225 is a wasteful number, since it uses less digits than its factorization.
1024875225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 296 (or 288 counting only the distinct ones).
The product of its (nonzero) digits is 44800, while the sum is 36.
The square root of 1024875225 is about 32013.6724697433. The cubic root of 1024875225 is about 1008.2239233488.
The spelling of 1024875225 in words is "one billion, twenty-four million, eight hundred seventy-five thousand, two hundred twenty-five".
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