Base | Representation |
---|---|
bin | 1010100000011000101101… |
… | …10101100011100010011010 |
3 | 10000210121220122101220200012 |
4 | 11100030112311203202122 |
5 | 11012004432112120010 |
6 | 121045213255041522 |
7 | 4603065115516100 |
oct | 520142665434232 |
9 | 100717818356605 |
10 | 23103012223130 |
11 | 73a7a29118714 |
12 | 27116280702a2 |
13 | cb77b26c7308 |
14 | 59c29827dc70 |
15 | 2a0e67ec0005 |
hex | 150316d6389a |
23103012223130 has 72 divisors (see below), whose sum is σ = 50569580711412. Its totient is φ = 7576639948416.
The previous prime is 23103012223127. The next prime is 23103012223133. The reversal of 23103012223130 is 3132221030132.
It is an interprime number because it is at equal distance from previous prime (23103012223127) and next prime (23103012223133).
It can be written as a sum of positive squares in 2 ways, for example, as 22042283196241 + 1060729026889 = 4694921^2 + 1029917^2 .
It is a Harshad number since it is a multiple of its sum of digits (23).
It is a junction number, because it is equal to n+sod(n) for n = 23103012223096 and 23103012223105.
It is not an unprimeable number, because it can be changed into a prime (23103012223133) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 44305067 + ... + 44823486.
Almost surely, 223103012223130 is an apocalyptic number.
23103012223130 is an abundant number, since it is smaller than the sum of its proper divisors (27466568488282).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23103012223130 is a wasteful number, since it uses less digits than its factorization.
23103012223130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89128620 (or 89128590 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 23.
Adding to 23103012223130 its reverse (3132221030132), we get a palindrome (26235233253262).
The spelling of 23103012223130 in words is "twenty-three trillion, one hundred three billion, twelve million, two hundred twenty-three thousand, one hundred thirty".
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