Base | Representation |
---|---|
bin | 10010110101111000… |
… | …000001011101000110 |
3 | 1221012221122000222001 |
4 | 102311320001131012 |
5 | 312413143400202 |
6 | 13143305255514 |
7 | 1314230425432 |
oct | 226570013506 |
9 | 57187560861 |
10 | 20231231302 |
11 | 8642003577 |
12 | 3b0749459a |
13 | 1ba55784a9 |
14 | d9ccb79c2 |
15 | 7d61e3d87 |
hex | 4b5e01746 |
20231231302 has 4 divisors (see below), whose sum is σ = 30346846956. Its totient is φ = 10115615650.
The previous prime is 20231231299. The next prime is 20231231311. The reversal of 20231231302 is 20313213202.
20231231302 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a self number, because there is not a number n which added to its sum of digits gives 20231231302.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5057807824 + ... + 5057807827.
It is an arithmetic number, because the mean of its divisors is an integer number (7586711739).
Almost surely, 220231231302 is an apocalyptic number.
20231231302 is a deficient number, since it is larger than the sum of its proper divisors (10115615654).
20231231302 is a wasteful number, since it uses less digits than its factorization.
20231231302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10115615653.
The product of its (nonzero) digits is 432, while the sum is 19.
Adding to 20231231302 its reverse (20313213202), we get a palindrome (40544444504).
The spelling of 20231231302 in words is "twenty billion, two hundred thirty-one million, two hundred thirty-one thousand, three hundred two".
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