Base | Representation |
---|---|
bin | 10010110101111011… |
… | …100000010101010100 |
3 | 1221020000100102020112 |
4 | 102311323200111110 |
5 | 312413412103322 |
6 | 13143341022152 |
7 | 1314241250120 |
oct | 226573402524 |
9 | 57200312215 |
10 | 20232144212 |
11 | 8642577445 |
12 | 3b07854958 |
13 | 1ba5807b87 |
14 | d9d074580 |
15 | 7d63245e2 |
hex | 4b5ee0554 |
20232144212 has 96 divisors (see below), whose sum is σ = 43642658304. Its totient is φ = 8018841600.
The previous prime is 20232144209. The next prime is 20232144223. The reversal of 20232144212 is 21244123202.
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a congruent number.
It is an unprimeable number.
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 31 ways as a sum of consecutive naturals, for example, 2980262 + ... + 2987042.
It is an arithmetic number, because the mean of its divisors is an integer number (454611024).
Almost surely, 220232144212 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 20232144212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21821329152).
20232144212 is an abundant number, since it is smaller than the sum of its proper divisors (23410514092).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20232144212 is a wasteful number, since it uses less digits than its factorization.
20232144212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6969 (or 6967 counting only the distinct ones).
The product of its (nonzero) digits is 1536, while the sum is 23.
Adding to 20232144212 its reverse (21244123202), we get a palindrome (41476267414).
The spelling of 20232144212 in words is "twenty billion, two hundred thirty-two million, one hundred forty-four thousand, two hundred twelve".
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