Base | Representation |
---|---|
bin | 100110001100… |
… | …0111100011100 |
3 | 1101200101021222 |
4 | 1030120330130 |
5 | 20111300431 |
6 | 1553112512 |
7 | 332132156 |
oct | 114307434 |
9 | 41611258 |
10 | 20025116 |
11 | 10338191 |
12 | 6858738 |
13 | 41c19a7 |
14 | 2933ad6 |
15 | 1b5857b |
hex | 1318f1c |
20025116 has 24 divisors (see below), whose sum is σ = 37333296. Its totient is φ = 9365760.
The previous prime is 20025079. The next prime is 20025119. The reversal of 20025116 is 61152002.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a junction number, because it is equal to n+sod(n) for n = 20025094 and 20025103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20025119) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11495 + ... + 13121.
It is an arithmetic number, because the mean of its divisors is an integer number (1555554).
Almost surely, 220025116 is an apocalyptic number.
It is an amenable number.
20025116 is a deficient number, since it is larger than the sum of its proper divisors (17308180).
20025116 is a wasteful number, since it uses less digits than its factorization.
20025116 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1829 (or 1827 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 17.
The square root of 20025116 is about 4474.9431281302. The cubic root of 20025116 is about 271.5553396504. Note that the first 3 decimals are identical.
Adding to 20025116 its reverse (61152002), we get a palindrome (81177118).
The spelling of 20025116 in words is "twenty million, twenty-five thousand, one hundred sixteen".
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