Base | Representation |
---|---|
bin | 10010110111000000… |
… | …001101000111100100 |
3 | 1221021021020101021010 |
4 | 102313000031013210 |
5 | 312433014402234 |
6 | 13145223022220 |
7 | 1314550315143 |
oct | 226700150744 |
9 | 57237211233 |
10 | 20250153444 |
11 | 8651758004 |
12 | 3b1189a970 |
13 | 1ba9472121 |
14 | da160175a |
15 | 7d7bd06e9 |
hex | 4b700d1e4 |
20250153444 has 24 divisors (see below), whose sum is σ = 47611051488. Its totient is φ = 6698523520.
The previous prime is 20250153397. The next prime is 20250153457. The reversal of 20250153444 is 44435105202.
It is a super-2 number, since 2×202501534442 (a number of 21 digits) contains 22 as substring.
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, 6439317 + ... + 6442460.
It is an arithmetic number, because the mean of its divisors is an integer number (1983793812).
Almost surely, 220250153444 is an apocalyptic number.
It is an amenable number.
20250153444 is an abundant number, since it is smaller than the sum of its proper divisors (27360898044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20250153444 is a wasteful number, since it uses less digits than its factorization.
20250153444 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12881915 (or 12881913 counting only the distinct ones).
The product of its (nonzero) digits is 19200, while the sum is 30.
Adding to 20250153444 its reverse (44435105202), we get a palindrome (64685258646).
The spelling of 20250153444 in words is "twenty billion, two hundred fifty million, one hundred fifty-three thousand, four hundred forty-four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •