Base | Representation |
---|---|
bin | 1011101000101010… |
… | …0011110001100001 |
3 | 22001200002121111021 |
4 | 2322022203301201 |
5 | 22344033031040 |
6 | 1233531445441 |
7 | 140253603535 |
oct | 27212436141 |
9 | 8050077437 |
10 | 3123330145 |
11 | 1363047191 |
12 | 731bb6881 |
13 | 3aa106160 |
14 | 218b4bbc5 |
15 | 13430624a |
hex | ba2a3c61 |
3123330145 has 32 divisors (see below), whose sum is σ = 4085706240. Its totient is φ = 2278368000.
The previous prime is 3123330137. The next prime is 3123330157. The reversal of 3123330145 is 5410333213.
It is not a de Polignac number, because 3123330145 - 23 = 3123330137 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4158520 + ... + 4159270.
It is an arithmetic number, because the mean of its divisors is an integer number (127678320).
Almost surely, 23123330145 is an apocalyptic number.
It is an amenable number.
3123330145 is a deficient number, since it is larger than the sum of its proper divisors (962376095).
3123330145 is a wasteful number, since it uses less digits than its factorization.
3123330145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1465.
The product of its (nonzero) digits is 3240, while the sum is 25.
The square root of 3123330145 is about 55886.7618045633. The cubic root of 3123330145 is about 1461.7484128082.
Adding to 3123330145 its reverse (5410333213), we get a palindrome (8533663358).
The spelling of 3123330145 in words is "three billion, one hundred twenty-three million, three hundred thirty thousand, one hundred forty-five".
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