Base | Representation |
---|---|
bin | 1110101110000… |
… | …11010000000000 |
3 | 22121100121000111 |
4 | 13113003100000 |
5 | 223102430021 |
6 | 20130401104 |
7 | 3026406100 |
oct | 727032000 |
9 | 277317014 |
10 | 123483136 |
11 | 63780787 |
12 | 35430194 |
13 | 1c77645a |
14 | 12585200 |
15 | ac928e1 |
hex | 75c3400 |
123483136 has 132 divisors (see below), whose sum is σ = 302431968. Its totient is φ = 50147328.
The previous prime is 123483133. The next prime is 123483161. The reversal of 123483136 is 631384321.
It is a junction number, because it is equal to n+sod(n) for n = 123483098 and 123483107.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (123483133) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1153995 + ... + 1154101.
Almost surely, 2123483136 is an apocalyptic number.
123483136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 123483136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151215984).
123483136 is an abundant number, since it is smaller than the sum of its proper divisors (178948832).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
123483136 is a wasteful number, since it uses less digits than its factorization.
123483136 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 164 (or 139 counting only the distinct ones).
The product of its digits is 10368, while the sum is 31.
The square root of 123483136 is about 11112.2966123120. The cubic root of 123483136 is about 497.9692781702.
The spelling of 123483136 in words is "one hundred twenty-three million, four hundred eighty-three thousand, one hundred thirty-six".
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