Base | Representation |
---|---|
bin | 10011010000001… |
… | …001111010100100 |
3 | 211111210012110210 |
4 | 103100021322210 |
5 | 1130142031040 |
6 | 52015015420 |
7 | 11001320565 |
oct | 2320117244 |
9 | 744705423 |
10 | 323002020 |
11 | 156365220 |
12 | 9020a570 |
13 | 51bc2773 |
14 | 30c8016c |
15 | 1d554480 |
hex | 13409ea4 |
323002020 has 96 divisors (see below), whose sum is σ = 1018515456. Its totient is φ = 75772800.
The previous prime is 323002013. The next prime is 323002067. The reversal of 323002020 is 20200323.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a junction number, because it is equal to n+sod(n) for n = 323001987 and 323002005.
It is an unprimeable number.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12567 + ... + 28353.
It is an arithmetic number, because the mean of its divisors is an integer number (10609536).
Almost surely, 2323002020 is an apocalyptic number.
323002020 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 323002020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (509257728).
323002020 is an abundant number, since it is smaller than the sum of its proper divisors (695513436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
323002020 is a wasteful number, since it uses less digits than its factorization.
323002020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15841 (or 15839 counting only the distinct ones).
The product of its (nonzero) digits is 72, while the sum is 12.
The square root of 323002020 is about 17972.2569534269. The cubic root of 323002020 is about 686.1226338854.
Adding to 323002020 its reverse (20200323), we get a palindrome (343202343).
The spelling of 323002020 in words is "three hundred twenty-three million, two thousand, twenty".
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