Base | Representation |
---|---|
bin | 1011011101001010… |
… | …1001111111111101 |
3 | 21221022101100011220 |
4 | 2313102221333331 |
5 | 22244212334044 |
6 | 1225050303553 |
7 | 136130045532 |
oct | 26722517775 |
9 | 7838340156 |
10 | 3075121149 |
11 | 133890a041 |
12 | 719a27bb9 |
13 | 3a0127019 |
14 | 21259cd89 |
15 | 12ee82019 |
hex | b74a9ffd |
3075121149 has 4 divisors (see below), whose sum is σ = 4100161536. Its totient is φ = 2050080764.
The previous prime is 3075121141. The next prime is 3075121151. The reversal of 3075121149 is 9411215703.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 3075121149 - 23 = 3075121141 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (3075121141) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 512520189 + ... + 512520194.
It is an arithmetic number, because the mean of its divisors is an integer number (1025040384).
Almost surely, 23075121149 is an apocalyptic number.
It is an amenable number.
3075121149 is a deficient number, since it is larger than the sum of its proper divisors (1025040387).
3075121149 is a wasteful number, since it uses less digits than its factorization.
3075121149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1025040386.
The product of its (nonzero) digits is 7560, while the sum is 33.
The square root of 3075121149 is about 55453.7748850338. The cubic root of 3075121149 is about 1454.1886256943.
The spelling of 3075121149 in words is "three billion, seventy-five million, one hundred twenty-one thousand, one hundred forty-nine".
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