Base | Representation |
---|---|
bin | 10010110111010010… |
… | …111001010101001100 |
3 | 1221021121110022101001 |
4 | 102313102321111030 |
5 | 312440243200012 |
6 | 13145520030044 |
7 | 1314640053016 |
oct | 226722712514 |
9 | 57247408331 |
10 | 20255053132 |
11 | 86544a4236 |
12 | 3b13462324 |
13 | 1baa499352 |
14 | da21191b6 |
15 | 7d834c357 |
hex | 4b74b954c |
20255053132 has 48 divisors (see below), whose sum is σ = 40276857600. Its totient is φ = 8860864320.
The previous prime is 20255053129. The next prime is 20255053139. The reversal of 20255053132 is 23135055202.
It is a self number, because there is not a number n which added to its sum of digits gives 20255053132.
It is not an unprimeable number, because it can be changed into a prime (20255053139) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 149094 + ... + 250477.
It is an arithmetic number, because the mean of its divisors is an integer number (839101200).
Almost surely, 220255053132 is an apocalyptic number.
It is an amenable number.
20255053132 is a deficient number, since it is larger than the sum of its proper divisors (20021804468).
20255053132 is a wasteful number, since it uses less digits than its factorization.
20255053132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 399646 (or 399644 counting only the distinct ones).
The product of its (nonzero) digits is 9000, while the sum is 28.
The spelling of 20255053132 in words is "twenty billion, two hundred fifty-five million, fifty-three thousand, one hundred thirty-two".
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