Base | Representation |
---|---|
bin | 1011101010010001… |
… | …1101101110100011 |
3 | 22002010212121221222 |
4 | 2322210131232203 |
5 | 22402302333443 |
6 | 1234333205255 |
7 | 140365406363 |
oct | 27244355643 |
9 | 8063777858 |
10 | 3130121123 |
11 | 1366965368 |
12 | 73433082b |
13 | 3ab64319c |
14 | 2199d89a3 |
15 | 134be8468 |
hex | ba91dba3 |
3130121123 has 16 divisors (see below), whose sum is σ = 3365510400. Its totient is φ = 2902404960.
The previous prime is 3130121081. The next prime is 3130121171. The reversal of 3130121123 is 3211210313.
It is a cyclic number.
It is not a de Polignac number, because 3130121123 - 224 = 3113343907 is a prime.
It is a super-2 number, since 2×31301211232 = 19595316489301562258, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3130121023) 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, 179165 + ... + 195857.
It is an arithmetic number, because the mean of its divisors is an integer number (210344400).
Almost surely, 23130121123 is an apocalyptic number.
3130121123 is a deficient number, since it is larger than the sum of its proper divisors (235389277).
3130121123 is a wasteful number, since it uses less digits than its factorization.
3130121123 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16922.
The product of its (nonzero) digits is 108, while the sum is 17.
The square root of 3130121123 is about 55947.4854037248. The cubic root of 3130121123 is about 1462.8070601570.
Adding to 3130121123 its reverse (3211210313), we get a palindrome (6341331436).
The spelling of 3130121123 in words is "three billion, one hundred thirty million, one hundred twenty-one thousand, one hundred twenty-three".
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