Base | Representation |
---|---|
bin | 1011101000001011… |
… | …0000010011111100 |
3 | 22001112020200012000 |
4 | 2322002300103330 |
5 | 22343022044343 |
6 | 1233415542300 |
7 | 140230323240 |
oct | 27202602374 |
9 | 8045220160 |
10 | 3121284348 |
11 | 136197a146 |
12 | 73138a990 |
13 | 3a986ac20 |
14 | 218778420 |
15 | 13404eed3 |
hex | ba0b04fc |
3121284348 has 96 divisors (see below), whose sum is σ = 9959685120. Its totient is φ = 823193280.
The previous prime is 3121284347. The next prime is 3121284349. The reversal of 3121284348 is 8434821213.
It is a happy number.
3121284348 is a `hidden beast` number, since 3 + 1 + 212 + 8 + 434 + 8 = 666.
It is an interprime number because it is at equal distance from previous prime (3121284347) and next prime (3121284349).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3121284347) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 148968 + ... + 168623.
It is an arithmetic number, because the mean of its divisors is an integer number (103746720).
Almost surely, 23121284348 is an apocalyptic number.
It is an amenable number.
3121284348 is an abundant number, since it is smaller than the sum of its proper divisors (6838400772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3121284348 is a wasteful number, since it uses less digits than its factorization.
3121284348 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 317624 (or 317616 counting only the distinct ones).
The product of its digits is 36864, while the sum is 36.
The square root of 3121284348 is about 55868.4557509871. The cubic root of 3121284348 is about 1461.4291922397.
The spelling of 3121284348 in words is "three billion, one hundred twenty-one million, two hundred eighty-four thousand, three hundred forty-eight".
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