Base | Representation |
---|---|
bin | 100110001101… |
… | …1001000010110 |
3 | 1101200211120121 |
4 | 1030123020112 |
5 | 20112042240 |
6 | 1553222154 |
7 | 332200240 |
oct | 114331026 |
9 | 41624517 |
10 | 20034070 |
11 | 10343991 |
12 | 686195a |
13 | 41c5aa4 |
14 | 2937090 |
15 | 1b5b04a |
hex | 131b216 |
20034070 has 64 divisors (see below), whose sum is σ = 43545600. Its totient is φ = 6491520.
The previous prime is 20034061. The next prime is 20034071. The reversal of 20034070 is 7043002.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20034071) 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 31 ways as a sum of consecutive naturals, for example, 144061 + ... + 144199.
It is an arithmetic number, because the mean of its divisors is an integer number (680400).
Almost surely, 220034070 is an apocalyptic number.
20034070 is an abundant number, since it is smaller than the sum of its proper divisors (23511530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20034070 is a wasteful number, since it uses less digits than its factorization.
20034070 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 253.
The product of its (nonzero) digits is 168, while the sum is 16.
The square root of 20034070 is about 4475.9434759612. The cubic root of 20034070 is about 271.5958079003.
Adding to 20034070 its reverse (7043002), we get a palindrome (27077072).
The spelling of 20034070 in words is "twenty million, thirty-four thousand, seventy".
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