Base | Representation |
---|---|
bin | 1001001110110100001000… |
… | …00111111110001010001101 |
3 | 2122212200110002011121022210 |
4 | 10213122010013332022031 |
5 | 10130044333410414041 |
6 | 111101444202301033 |
7 | 4163433450661614 |
oct | 447320407761215 |
9 | 78780402147283 |
10 | 20300232123021 |
11 | 6517309897844 |
12 | 233a3a27b7779 |
13 | b433c4236036 |
14 | 50277214487b |
15 | 2530c7ae7016 |
hex | 1276841fe28d |
20300232123021 has 8 divisors (see below), whose sum is σ = 27067929239520. Its totient is φ = 13533011544272.
The previous prime is 20300232123013. The next prime is 20300232123053. The reversal of 20300232123021 is 12032123200302.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 20300232123021 - 23 = 20300232123013 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20300232125021) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 119035026 + ... + 119205443.
It is an arithmetic number, because the mean of its divisors is an integer number (3383491154940).
Almost surely, 220300232123021 is an apocalyptic number.
It is an amenable number.
20300232123021 is a deficient number, since it is larger than the sum of its proper divisors (6767697116499).
20300232123021 is a wasteful number, since it uses less digits than its factorization.
20300232123021 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 238268875.
The product of its (nonzero) digits is 864, while the sum is 21.
Adding to 20300232123021 its reverse (12032123200302), we get a palindrome (32332355323323).
The spelling of 20300232123021 in words is "twenty trillion, three hundred billion, two hundred thirty-two million, one hundred twenty-three thousand, twenty-one".
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