Base | Representation |
---|---|
bin | 10010111011010110… |
… | …110111001111101110 |
3 | 1221110100200122002022 |
4 | 102323112313033232 |
5 | 313110214431110 |
6 | 13200352430142 |
7 | 1316425236605 |
oct | 227326671756 |
9 | 57410618068 |
10 | 20323202030 |
11 | 8689a1053a |
12 | 3b32248352 |
13 | 1bbb63a441 |
14 | dab1b8a3c |
15 | 7de30e755 |
hex | 4bb5b73ee |
20323202030 has 16 divisors (see below), whose sum is σ = 37843204320. Its totient is φ = 7848960672.
The previous prime is 20323201967. The next prime is 20323202033. The reversal of 20323202030 is 3020232302.
It is a super-2 number, since 2×203232020302 (a number of 21 digits) contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20323202033) 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 7 ways as a sum of consecutive naturals, for example, 35039714 + ... + 35040293.
It is an arithmetic number, because the mean of its divisors is an integer number (2365200270).
Almost surely, 220323202030 is an apocalyptic number.
20323202030 is a deficient number, since it is larger than the sum of its proper divisors (17520002290).
20323202030 is a wasteful number, since it uses less digits than its factorization.
20323202030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 70080043.
The product of its (nonzero) digits is 432, while the sum is 17.
Adding to 20323202030 its reverse (3020232302), we get a palindrome (23343434332).
The spelling of 20323202030 in words is "twenty billion, three hundred twenty-three million, two hundred two thousand, thirty".
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