Base | Representation |
---|---|
bin | 10010100110100… |
… | …111001110011000 |
3 | 210202021221012121 |
4 | 102212213032120 |
5 | 1114400041044 |
6 | 50545351024 |
7 | 10506623410 |
oct | 2246471630 |
9 | 722257177 |
10 | 312112024 |
11 | 1501a7424 |
12 | 88638474 |
13 | 4c87ba93 |
14 | 2d647640 |
15 | 1c602984 |
hex | 129a7398 |
312112024 has 64 divisors (see below), whose sum is σ = 707927040. Its totient is φ = 126107520.
The previous prime is 312111977. The next prime is 312112033. The reversal of 312112024 is 420211213.
It is a junction number, because it is equal to n+sod(n) for n = 312111989 and 312112007.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89742 + ... + 93154.
It is an arithmetic number, because the mean of its divisors is an integer number (11061360).
Almost surely, 2312112024 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 312112024, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (353963520).
312112024 is an abundant number, since it is smaller than the sum of its proper divisors (395815016).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312112024 is a wasteful number, since it uses less digits than its factorization.
312112024 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3520 (or 3516 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 16.
The square root of 312112024 is about 17666.6925031258. The cubic root of 312112024 is about 678.3234534772.
Adding to 312112024 its reverse (420211213), we get a palindrome (732323237).
The spelling of 312112024 in words is "three hundred twelve million, one hundred twelve thousand, twenty-four".
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