Base | Representation |
---|---|
bin | 1011100011010101… |
… | …1000000110111011 |
3 | 22000010002010110102 |
4 | 2320311120012323 |
5 | 22322324000443 |
6 | 1231413110015 |
7 | 136563031454 |
oct | 27065300673 |
9 | 8003063412 |
10 | 3101000123 |
11 | 1351485321 |
12 | 72662830b |
13 | 3a55b8320 |
14 | 215bb812b |
15 | 132394cb8 |
hex | b8d581bb |
3101000123 has 4 divisors (see below), whose sum is σ = 3339538608. Its totient is φ = 2862461640.
The previous prime is 3101000041. The next prime is 3101000129. The reversal of 3101000123 is 3210001013.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-3101000123 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (3101000129) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119269223 + ... + 119269248.
It is an arithmetic number, because the mean of its divisors is an integer number (834884652).
Almost surely, 23101000123 is an apocalyptic number.
3101000123 is a deficient number, since it is larger than the sum of its proper divisors (238538485).
3101000123 is a wasteful number, since it uses less digits than its factorization.
3101000123 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 238538484.
The product of its (nonzero) digits is 18, while the sum is 11.
The square root of 3101000123 is about 55686.6242736979. The cubic root of 3101000123 is about 1458.2565231694.
Adding to 3101000123 its reverse (3210001013), we get a palindrome (6311001136).
The spelling of 3101000123 in words is "three billion, one hundred one million, one hundred twenty-three", and thus it is an aban number.
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