Base | Representation |
---|---|
bin | 100110110011011… |
… | …0100110010011000 |
3 | 10100201222122012221 |
4 | 1031212310302120 |
5 | 10131304221240 |
6 | 333110513424 |
7 | 44160005233 |
oct | 11546646230 |
9 | 3321878187 |
10 | 1302023320 |
11 | 608a5a434 |
12 | 304065874 |
13 | 179995c00 |
14 | c4cca41a |
15 | 7948ea4a |
hex | 4d9b4c98 |
1302023320 has 96 divisors (see below), whose sum is σ = 3205325520. Its totient is φ = 475737600.
The previous prime is 1302023311. The next prime is 1302023329. The reversal of 1302023320 is 233202031.
It is an interprime number because it is at equal distance from previous prime (1302023311) and next prime (1302023329).
It is a junction number, because it is equal to n+sod(n) for n = 1302023294 and 1302023303.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1302023329) 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, 681807 + ... + 683713.
Almost surely, 21302023320 is an apocalyptic number.
1302023320 is a gapful number since it is divisible by the number (10) 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 1302023320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1602662760).
1302023320 is an abundant number, since it is smaller than the sum of its proper divisors (1903302200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1302023320 is a wasteful number, since it uses less digits than its factorization.
1302023320 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2045 (or 2028 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
The square root of 1302023320 is about 36083.5602456299. The cubic root of 1302023320 is about 1091.9588041904.
Adding to 1302023320 its reverse (233202031), we get a palindrome (1535225351).
The spelling of 1302023320 in words is "one billion, three hundred two million, twenty-three thousand, three hundred twenty".
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