Base | Representation |
---|---|
bin | 100110010011… |
… | …0001011100010 |
3 | 1101210010122220 |
4 | 1030212023202 |
5 | 20120014310 |
6 | 1554211510 |
7 | 332446215 |
oct | 114461342 |
9 | 41703586 |
10 | 20079330 |
11 | 10374997 |
12 | 6883b96 |
13 | 421057b |
14 | 294977c |
15 | 1b69670 |
hex | 13262e2 |
20079330 has 16 divisors (see below), whose sum is σ = 48190464. Its totient is φ = 5354480.
The previous prime is 20079313. The next prime is 20079331. The reversal of 20079330 is 3397002.
It is a self number, because there is not a number n which added to its sum of digits gives 20079330.
It is not an unprimeable number, because it can be changed into a prime (20079331) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334626 + ... + 334685.
It is an arithmetic number, because the mean of its divisors is an integer number (3011904).
Almost surely, 220079330 is an apocalyptic number.
20079330 is an abundant number, since it is smaller than the sum of its proper divisors (28111134).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20079330 is a wasteful number, since it uses less digits than its factorization.
20079330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 669321.
The product of its (nonzero) digits is 1134, while the sum is 24.
The square root of 20079330 is about 4480.9965409493. The cubic root of 20079330 is about 271.8001794375.
The spelling of 20079330 in words is "twenty million, seventy-nine thousand, three hundred thirty".
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