Base | Representation |
---|---|
bin | 10101100110110101… |
… | …110000000101111100 |
3 | 2012212212021102122200 |
4 | 111212311300011330 |
5 | 340003223000012 |
6 | 14354044511500 |
7 | 1450631321121 |
oct | 254665600574 |
9 | 65785242580 |
10 | 23200203132 |
11 | 9925a00aa7 |
12 | 45b584b590 |
13 | 22596b7a62 |
14 | 11a1324748 |
15 | 90bba93dc |
hex | 566d7017c |
23200203132 has 72 divisors (see below), whose sum is σ = 61262641440. Its totient is φ = 7388958720.
The previous prime is 23200203083. The next prime is 23200203151. The reversal of 23200203132 is 23130200232.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 754132 + ... + 784292.
It is an arithmetic number, because the mean of its divisors is an integer number (850870020).
Almost surely, 223200203132 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 23200203132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30631320720).
23200203132 is an abundant number, since it is smaller than the sum of its proper divisors (38062438308).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23200203132 is a wasteful number, since it uses less digits than its factorization.
23200203132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 31123 (or 31118 counting only the distinct ones).
The product of its (nonzero) digits is 432, while the sum is 18.
Adding to 23200203132 its reverse (23130200232), we get a palindrome (46330403364).
The spelling of 23200203132 in words is "twenty-three billion, two hundred million, two hundred three thousand, one hundred thirty-two".
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