Base | Representation |
---|---|
bin | 10101100010001011… |
… | …100011100101111100 |
3 | 2012200102011222102100 |
4 | 111202023203211330 |
5 | 334323220024040 |
6 | 14342213225100 |
7 | 1445662015662 |
oct | 254213434574 |
9 | 65612158370 |
10 | 23122033020 |
11 | 989586a6a9 |
12 | 4593632190 |
13 | 2246448558 |
14 | 1194bb6c32 |
15 | 904db7b30 |
hex | 5622e397c |
23122033020 has 72 divisors (see below), whose sum is σ = 70831313280. Its totient is φ = 6104822400.
The previous prime is 23122032991. The next prime is 23122033021. The reversal of 23122033020 is 2033022132.
It is a happy number.
23122033020 is a `hidden beast` number, since 2 + 312 + 2 + 0 + 330 + 20 = 666.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 23122032984 and 23122033002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (23122033021) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 617740 + ... + 654099.
It is an arithmetic number, because the mean of its divisors is an integer number (983768240).
Almost surely, 223122033020 is an apocalyptic number.
23122033020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23122033020 is an abundant number, since it is smaller than the sum of its proper divisors (47709280260).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23122033020 is a wasteful number, since it uses less digits than its factorization.
23122033020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1271955 (or 1271950 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 23122033020 its reverse (2033022132), we get a palindrome (25155055152).
The spelling of 23122033020 in words is "twenty-three billion, one hundred twenty-two million, thirty-three thousand, twenty".
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