Base | Representation |
---|---|
bin | 100110110010… |
… | …0100110001100 |
3 | 1102021010100201 |
4 | 1031210212030 |
5 | 20201204423 |
6 | 2003503244 |
7 | 334562452 |
oct | 115444614 |
9 | 42233321 |
10 | 20334988 |
11 | 10529a83 |
12 | 6987b24 |
13 | 429ca4b |
14 | 29b49d2 |
15 | 1bba2ad |
hex | 136498c |
20334988 has 12 divisors (see below), whose sum is σ = 35784112. Its totient is φ = 10110960.
The previous prime is 20334961. The next prime is 20334989. The reversal of 20334988 is 88943302.
It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (20334989) 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 3 ways as a sum of consecutive naturals, for example, 13320 + ... + 14767.
Almost surely, 220334988 is an apocalyptic number.
It is an amenable number.
20334988 is a deficient number, since it is larger than the sum of its proper divisors (15449124).
20334988 is a wasteful number, since it uses less digits than its factorization.
20334988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28272 (or 28270 counting only the distinct ones).
The product of its (nonzero) digits is 41472, while the sum is 37.
The square root of 20334988 is about 4509.4332238098. The cubic root of 20334988 is about 272.9488738583.
It can be divided in two parts, 2033 and 4988, that added together give a triangular number (7021 = T118).
The spelling of 20334988 in words is "twenty million, three hundred thirty-four thousand, nine hundred eighty-eight".
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