Base | Representation |
---|---|
bin | 1011101000110110… |
… | …0101010111101000 |
3 | 22001201120220020102 |
4 | 2322031211113220 |
5 | 22344233414422 |
6 | 1234000444532 |
7 | 140263415435 |
oct | 27215452750 |
9 | 8051526212 |
10 | 3124123112 |
11 | 1363538a30 |
12 | 732319748 |
13 | 3aa323076 |
14 | 218cb6b8c |
15 | 134411192 |
hex | ba3655e8 |
3124123112 has 64 divisors (see below), whose sum is σ = 6479904960. Its totient is φ = 1400256000.
The previous prime is 3124123109. The next prime is 3124123117. The reversal of 3124123112 is 2113214213.
It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (3124123117) 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 15 ways as a sum of consecutive naturals, for example, 2781383 + ... + 2782505.
It is an arithmetic number, because the mean of its divisors is an integer number (101248515).
Almost surely, 23124123112 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 3124123112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3239952480).
3124123112 is an abundant number, since it is smaller than the sum of its proper divisors (3355781848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3124123112 is a wasteful number, since it uses less digits than its factorization.
3124123112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1554 (or 1550 counting only the distinct ones).
The product of its digits is 288, while the sum is 20.
The square root of 3124123112 is about 55893.8557625076. The cubic root of 3124123112 is about 1461.8721077235.
Adding to 3124123112 its reverse (2113214213), we get a palindrome (5237337325).
The spelling of 3124123112 in words is "three billion, one hundred twenty-four million, one hundred twenty-three thousand, one hundred twelve".
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