Base | Representation |
---|---|
bin | 1010100000111101111111… |
… | …00000110110001001011100 |
3 | 10000212112120011100120010110 |
4 | 11100132333200312021130 |
5 | 11012321422113404040 |
6 | 121102323014210020 |
7 | 4604404020105666 |
oct | 520367740661134 |
9 | 100775504316113 |
10 | 23123022013020 |
11 | 7405467123a56 |
12 | 2715491353910 |
13 | cb965111bc87 |
14 | 59d235993536 |
15 | 2a1739a21980 |
hex | 1507bf83625c |
23123022013020 has 96 divisors (see below), whose sum is σ = 68672310094080. Its totient is φ = 5797013114880.
The previous prime is 23123022012991. The next prime is 23123022013061. The reversal of 23123022013020 is 2031022032132.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77268037 + ... + 77566716.
It is an arithmetic number, because the mean of its divisors is an integer number (715336563480).
Almost surely, 223123022013020 is an apocalyptic number.
23123022013020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23123022013020 is an abundant number, since it is smaller than the sum of its proper divisors (45549288081060).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23123022013020 is a wasteful number, since it uses less digits than its factorization.
23123022013020 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154834915 (or 154834913 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 23123022013020 its reverse (2031022032132), we get a palindrome (25154044045152).
The spelling of 23123022013020 in words is "twenty-three trillion, one hundred twenty-three billion, twenty-two million, thirteen thousand, twenty".
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