Base | Representation |
---|---|
bin | 1001001001100100110110… |
… | …01011001010100111100111 |
3 | 2122020110211102210222221100 |
4 | 10210302123023022213213 |
5 | 10114122212413210043 |
6 | 110443034532451143 |
7 | 4144432026653346 |
oct | 444623313124747 |
9 | 78213742728840 |
10 | 20120230210023 |
11 | 6457a3a469379 |
12 | 230b528479ab3 |
13 | b2c4390a1b48 |
14 | 4d7b77dabb5d |
15 | 24d590161cd3 |
hex | 124c9b2ca9e7 |
20120230210023 has 24 divisors (see below), whose sum is σ = 29149104020400. Its totient is φ = 13373549631360.
The previous prime is 20120230210007. The next prime is 20120230210037. The reversal of 20120230210023 is 32001203202102.
20120230210023 is a `hidden beast` number, since 201 + 2 + 0 + 230 + 210 + 0 + 23 = 666.
It is not a de Polignac number, because 20120230210023 - 24 = 20120230210007 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 20120230209978 and 20120230210005.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20120230210063) by changing a digit.
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 23 ways as a sum of consecutive naturals, for example, 27948115 + ... + 28658987.
It is an arithmetic number, because the mean of its divisors is an integer number (1214546000850).
Almost surely, 220120230210023 is an apocalyptic number.
20120230210023 is a deficient number, since it is larger than the sum of its proper divisors (9028873810377).
20120230210023 is a wasteful number, since it uses less digits than its factorization.
20120230210023 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 720239 (or 720236 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
Adding to 20120230210023 its reverse (32001203202102), we get a palindrome (52121433412125).
The spelling of 20120230210023 in words is "twenty trillion, one hundred twenty billion, two hundred thirty million, two hundred ten thousand, twenty-three".
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