Base | Representation |
---|---|
bin | 100110110111… |
… | …1011100110110 |
3 | 1102100101100022 |
4 | 1031233130312 |
5 | 20204120241 |
6 | 2004445142 |
7 | 335136203 |
oct | 115573466 |
9 | 42311308 |
10 | 20379446 |
11 | 1055a41a |
12 | 69a97b2 |
13 | 42b7059 |
14 | 29c6caa |
15 | 1bc854b |
hex | 136f736 |
20379446 has 8 divisors (see below), whose sum is σ = 30632904. Its totient is φ = 10168480.
The previous prime is 20379421. The next prime is 20379451. The reversal of 20379446 is 64497302.
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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9395 + ... + 11358.
It is an arithmetic number, because the mean of its divisors is an integer number (3829113).
Almost surely, 220379446 is an apocalyptic number.
20379446 is a deficient number, since it is larger than the sum of its proper divisors (10253458).
20379446 is a wasteful number, since it uses less digits than its factorization.
20379446 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21246.
The product of its (nonzero) digits is 36288, while the sum is 35.
The square root of 20379446 is about 4514.3599767852. The cubic root of 20379446 is about 273.1476433950.
The spelling of 20379446 in words is "twenty million, three hundred seventy-nine thousand, four hundred forty-six".
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