Base | Representation |
---|---|
bin | 1010011110010000101110… |
… | …01110111011100010101100 |
3 | 10000112122110121100210200211 |
4 | 11033020113032323202230 |
5 | 11004310422113243040 |
6 | 120551501000432204 |
7 | 4564601656521166 |
oct | 517102716734254 |
9 | 100478417323624 |
10 | 23030004431020 |
11 | 7379a74123944 |
12 | 26bb451a78664 |
13 | cb094909a822 |
14 | 59892ddd3936 |
15 | 29e0e37cb8ea |
hex | 14f2173bb8ac |
23030004431020 has 24 divisors (see below), whose sum is σ = 48391474950000. Its totient is φ = 9206579744832.
The previous prime is 23030004430999. The next prime is 23030004431039. The reversal of 23030004431020 is 2013440003032.
It is a happy number.
It is a super-2 number, since 2×230300044310202 (a number of 28 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 23030004430982 and 23030004431000.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 338841895 + ... + 338909854.
It is an arithmetic number, because the mean of its divisors is an integer number (2016311456250).
Almost surely, 223030004431020 is an apocalyptic number.
23030004431020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
23030004431020 is an abundant number, since it is smaller than the sum of its proper divisors (25361470518980).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
23030004431020 is a wasteful number, since it uses less digits than its factorization.
23030004431020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 677753457 (or 677753455 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 22.
Adding to 23030004431020 its reverse (2013440003032), we get a palindrome (25043444434052).
The spelling of 23030004431020 in words is "twenty-three trillion, thirty billion, four million, four hundred thirty-one thousand, twenty".
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