Base | Representation |
---|---|
bin | 1001000110001000101100… |
… | …00101011110000110010111 |
3 | 2121211011202002100022012010 |
4 | 10203010112011132012113 |
5 | 10110203131001331411 |
6 | 110312450205155303 |
7 | 4133046013134543 |
oct | 443042605360627 |
9 | 77734662308163 |
10 | 20002033230231 |
11 | 64118a6340aa8 |
12 | 22b064055bb33 |
13 | b212505c4450 |
14 | 4d21642c6a23 |
15 | 24a47360e7a6 |
hex | 12311615e197 |
20002033230231 has 8 divisors (see below), whose sum is σ = 28720868228080. Its totient is φ = 12308943526272.
The previous prime is 20002033230149. The next prime is 20002033230301. The reversal of 20002033230231 is 13203233020002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 20002033230231 - 222 = 20002029035927 is a prime.
It is a super-2 number, since 2×200020332302312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 20002033230198 and 20002033230207.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20002033230331) 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, 256436323426 + ... + 256436323503.
It is an arithmetic number, because the mean of its divisors is an integer number (3590108528510).
Almost surely, 220002033230231 is an apocalyptic number.
20002033230231 is a deficient number, since it is larger than the sum of its proper divisors (8718834997849).
20002033230231 is a wasteful number, since it uses less digits than its factorization.
20002033230231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 512872646945.
The product of its (nonzero) digits is 1296, while the sum is 21.
Adding to 20002033230231 its reverse (13203233020002), we get a palindrome (33205266250233).
The spelling of 20002033230231 in words is "twenty trillion, two billion, thirty-three million, two hundred thirty thousand, two hundred thirty-one".
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