Base | Representation |
---|---|
bin | 111101000111001… |
… | …111101000001100 |
3 | 2122110022002210200 |
4 | 331013033220030 |
5 | 4044434343241 |
6 | 245423533500 |
7 | 34256661432 |
oct | 7507175014 |
9 | 2573262720 |
10 | 1025309196 |
11 | 48683aa7a |
12 | 24745a290 |
13 | 13455c042 |
14 | 9a258d52 |
15 | 600304b6 |
hex | 3d1cfa0c |
1025309196 has 36 divisors (see below), whose sum is σ = 2592982392. Its totient is φ = 341607744.
The previous prime is 1025309191. The next prime is 1025309213. The reversal of 1025309196 is 6919035201.
1025309196 is a `hidden beast` number, since 102 + 530 + 9 + 19 + 6 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a self number, because there is not a number n which added to its sum of digits gives 1025309196.
It is not an unprimeable number, because it can be changed into a prime (1025309191) 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, 88771 + ... + 99653.
Almost surely, 21025309196 is an apocalyptic number.
It is an amenable number.
1025309196 is an abundant number, since it is smaller than the sum of its proper divisors (1567673196).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1025309196 is a wasteful number, since it uses less digits than its factorization.
1025309196 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13510 (or 13505 counting only the distinct ones).
The product of its (nonzero) digits is 14580, while the sum is 36.
The square root of 1025309196 is about 32020.4496533075. The cubic root of 1025309196 is about 1008.3662100035.
The spelling of 1025309196 in words is "one billion, twenty-five million, three hundred nine thousand, one hundred ninety-six".
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