Base | Representation |
---|---|
bin | 1011101000001010… |
… | …0101111100010101 |
3 | 22001112011111221000 |
4 | 2322002211330111 |
5 | 22343014220002 |
6 | 1233415013513 |
7 | 140230055355 |
oct | 27202457425 |
9 | 8045144830 |
10 | 3121241877 |
11 | 1361950246 |
12 | 73136a299 |
13 | 3a98547b0 |
14 | 218766b65 |
15 | 13404261c |
hex | ba0a5f15 |
3121241877 has 16 divisors (see below), whose sum is σ = 4979759680. Its totient is φ = 1920764016.
The previous prime is 3121241843. The next prime is 3121241881. The reversal of 3121241877 is 7781421213.
3121241877 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 3121241877 - 28 = 3121241621 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3121241807) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4445863 + ... + 4446564.
It is an arithmetic number, because the mean of its divisors is an integer number (311234980).
Almost surely, 23121241877 is an apocalyptic number.
It is an amenable number.
3121241877 is a deficient number, since it is larger than the sum of its proper divisors (1858517803).
3121241877 is a wasteful number, since it uses less digits than its factorization.
3121241877 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8892449 (or 8892443 counting only the distinct ones).
The product of its digits is 18816, while the sum is 36.
The square root of 3121241877 is about 55868.0756514845. The cubic root of 3121241877 is about 1461.4225637033.
The spelling of 3121241877 in words is "three billion, one hundred twenty-one million, two hundred forty-one thousand, eight hundred seventy-seven".
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