Base | Representation |
---|---|
bin | 100110100001… |
… | …1101101101110 |
3 | 1102000021121100 |
4 | 1031003231232 |
5 | 20132402202 |
6 | 2000543530 |
7 | 333462003 |
oct | 115035556 |
9 | 42007540 |
10 | 20200302 |
11 | 10447871 |
12 | 6921ba6 |
13 | 4253655 |
14 | 297b8aa |
15 | 1b9041c |
hex | 1343b6e |
20200302 has 48 divisors (see below), whose sum is σ = 46500480. Its totient is φ = 6323856.
The previous prime is 20200289. The next prime is 20200309. The reversal of 20200302 is 20300202.
It is a super-3 number, since 3×202003023 (a number of 23 digits) contains 333 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (20200309) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 24013 + ... + 24839.
It is an arithmetic number, because the mean of its divisors is an integer number (968760).
Almost surely, 220200302 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 20200302, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23250240).
20200302 is an abundant number, since it is smaller than the sum of its proper divisors (26300178).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20200302 is a wasteful number, since it uses less digits than its factorization.
20200302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 917 (or 914 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 9.
The square root of 20200302 is about 4494.4746077823. The cubic root of 20200302 is about 272.3449253738.
Adding to 20200302 its reverse (20300202), we get a palindrome (40500504).
It can be divided in two parts, 20200 and 302, that added together give a palindrome (20502).
The spelling of 20200302 in words is "twenty million, two hundred thousand, three hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.001 sec. • engine limits •