Base | Representation |
---|---|
bin | 100111011001… |
… | …0011111101010 |
3 | 1102212100001010 |
4 | 1032302133222 |
5 | 20241412213 |
6 | 2014404350 |
7 | 340361625 |
oct | 116623752 |
9 | 42770033 |
10 | 20654058 |
11 | 10727777 |
12 | 6b006b6 |
13 | 4382049 |
14 | 2a58dbc |
15 | 1c2eac3 |
hex | 13b27ea |
20654058 has 8 divisors (see below), whose sum is σ = 41308128. Its totient is φ = 6884684.
The previous prime is 20654033. The next prime is 20654063. The reversal of 20654058 is 85045602.
It is a sphenic number, since it is the product of 3 distinct primes.
20654058 is an admirable number.
It is a super-2 number, since 2×206540582 = 853180223734728, which contains 22 as substring.
It is a Curzon number.
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, 1721166 + ... + 1721177.
It is an arithmetic number, because the mean of its divisors is an integer number (5163516).
Almost surely, 220654058 is an apocalyptic number.
20654058 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20654058 is a wasteful number, since it uses less digits than its factorization.
20654058 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3442348.
The product of its (nonzero) digits is 9600, while the sum is 30.
The square root of 20654058 is about 4544.6735856385. The cubic root of 20654058 is about 274.3690570922.
The spelling of 20654058 in words is "twenty million, six hundred fifty-four thousand, fifty-eight".
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