Base | Representation |
---|---|
bin | 111001010010010010… |
… | …0111100000101111001 |
3 | 102202112111021020121002 |
4 | 1302210210330011321 |
5 | 4003421134343113 |
6 | 132303102254345 |
7 | 11613361465460 |
oct | 1624444740571 |
9 | 382474236532 |
10 | 123020231033 |
11 | 48199793427 |
12 | 1ba132873b5 |
13 | b7a6b3321b |
14 | 5d504d79d7 |
15 | 33001e3c58 |
hex | 1ca493c179 |
123020231033 has 16 divisors (see below), whose sum is σ = 144469766784. Its totient is φ = 102542474880.
The previous prime is 123020231003. The next prime is 123020231053. The reversal of 123020231033 is 330132020321.
It is not a de Polignac number, because 123020231033 - 28 = 123020230777 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 123020230996 and 123020231014.
It is not an unprimeable number, because it can be changed into a prime (123020231003) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 377141 + ... + 623117.
It is an arithmetic number, because the mean of its divisors is an integer number (9029360424).
Almost surely, 2123020231033 is an apocalyptic number.
It is an amenable number.
123020231033 is a deficient number, since it is larger than the sum of its proper divisors (21449535751).
123020231033 is a wasteful number, since it uses less digits than its factorization.
123020231033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 247952.
The product of its (nonzero) digits is 648, while the sum is 20.
Adding to 123020231033 its reverse (330132020321), we get a palindrome (453152251354).
The spelling of 123020231033 in words is "one hundred twenty-three billion, twenty million, two hundred thirty-one thousand, thirty-three".
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