Base | Representation |
---|---|
bin | 100111001101… |
… | …0001010101110 |
3 | 1102200021100121 |
4 | 1032122022232 |
5 | 20230220124 |
6 | 2012315154 |
7 | 336465256 |
oct | 116321256 |
9 | 42607317 |
10 | 20554414 |
11 | 10669921 |
12 | 6a72aba |
13 | 434889a |
14 | 2a30966 |
15 | 1c102e4 |
hex | 139a2ae |
20554414 has 8 divisors (see below), whose sum is σ = 30888648. Its totient is φ = 10258200.
The previous prime is 20554393. The next prime is 20554421. The reversal of 20554414 is 41445502.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8112 + ... + 10339.
It is an arithmetic number, because the mean of its divisors is an integer number (3861081).
Almost surely, 220554414 is an apocalyptic number.
20554414 is a deficient number, since it is larger than the sum of its proper divisors (10334234).
20554414 is a wasteful number, since it uses less digits than its factorization.
20554414 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 19010.
The product of its (nonzero) digits is 3200, while the sum is 25.
The square root of 20554414 is about 4533.6976079134. The cubic root of 20554414 is about 273.9271211149.
Adding to 20554414 its reverse (41445502), we get a palindrome (61999916).
The spelling of 20554414 in words is "twenty million, five hundred fifty-four thousand, four hundred fourteen".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •