Base | Representation |
---|---|
bin | 10101100010010000… |
… | …011001101001011000 |
3 | 2012200111120111111122 |
4 | 111202100121221120 |
5 | 334324031144000 |
6 | 14342300344412 |
7 | 1446005555360 |
oct | 254220315130 |
9 | 65614514448 |
10 | 23123303000 |
11 | 9896557876 |
12 | 4593b45108 |
13 | 22467a1615 |
14 | 11950279a0 |
15 | 905069085 |
hex | 562419a58 |
23123303000 has 512 divisors, whose sum is σ = 68836884480. Its totient is φ = 7096320000.
The previous prime is 23123302991. The next prime is 23123303011. The reversal of 23123303000 is 30332132.
It is a self number, because there is not a number n which added to its sum of digits gives 23123303000.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 204630944 + ... + 204631056.
It is an arithmetic number, because the mean of its divisors is an integer number (134447040).
Almost surely, 223123303000 is an apocalyptic number.
23123303000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 23123303000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (34418442240).
23123303000 is an abundant number, since it is smaller than the sum of its proper divisors (45713581480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23123303000 is a wasteful number, since it uses less digits than its factorization.
23123303000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 236 (or 222 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 17.
Adding to 23123303000 its reverse (30332132), we get a palindrome (23153635132).
The spelling of 23123303000 in words is "twenty-three billion, one hundred twenty-three million, three hundred three thousand".
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