Base | Representation |
---|---|
bin | 100110011000… |
… | …1001010000100 |
3 | 1101212102100011 |
4 | 1030301022010 |
5 | 20122434132 |
6 | 1555200004 |
7 | 333024256 |
oct | 114611204 |
9 | 41772304 |
10 | 20124292 |
11 | 103a5751 |
12 | 68a6004 |
13 | 4227b86 |
14 | 295bcd6 |
15 | 1b77b47 |
hex | 1331284 |
20124292 has 12 divisors (see below), whose sum is σ = 35324380. Its totient is φ = 10031616.
The previous prime is 20124271. The next prime is 20124323. The reversal of 20124292 is 29242102.
It can be written as a sum of positive squares in 2 ways, for example, as 11737476 + 8386816 = 3426^2 + 2896^2 .
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6117 + ... + 8812.
Almost surely, 220124292 is an apocalyptic number.
It is an amenable number.
20124292 is a deficient number, since it is larger than the sum of its proper divisors (15200088).
20124292 is a wasteful number, since it uses less digits than its factorization.
20124292 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15270 (or 15268 counting only the distinct ones).
The product of its (nonzero) digits is 576, while the sum is 22.
The square root of 20124292 is about 4486.0106999427. The cubic root of 20124292 is about 272.0029014973.
Adding to 20124292 its reverse (29242102), we get a palindrome (49366394).
The spelling of 20124292 in words is "twenty million, one hundred twenty-four thousand, two hundred ninety-two".
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