Base | Representation |
---|---|
bin | 110111111000111000… |
… | …1001110011101010000 |
3 | 102110210102102111110021 |
4 | 1233301301032131100 |
5 | 3431300201032240 |
6 | 131045300113224 |
7 | 11446133655322 |
oct | 1576161163520 |
9 | 373712374407 |
10 | 120020330320 |
11 | 4699a390640 |
12 | 1b316695814 |
13 | b419484c47 |
14 | 5b47d19612 |
15 | 31c6b6e54a |
hex | 1bf1c4e750 |
120020330320 has 160 divisors (see below), whose sum is σ = 315688544640. Its totient is φ = 42034944000.
The previous prime is 120020330279. The next prime is 120020330347. The reversal of 120020330320 is 23033020021.
It is a super-2 number, since 2×1200203303202 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (16).
It is a junction number, because it is equal to n+sod(n) for n = 120020330294 and 120020330303.
It is a congruent number.
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, 10738335 + ... + 10749505.
It is an arithmetic number, because the mean of its divisors is an integer number (1973053404).
Almost surely, 2120020330320 is an apocalyptic number.
120020330320 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 120020330320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157844272320).
120020330320 is an abundant number, since it is smaller than the sum of its proper divisors (195668214320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120020330320 is a wasteful number, since it uses less digits than its factorization.
120020330320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11645 (or 11639 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 16.
Adding to 120020330320 its reverse (23033020021), we get a palindrome (143053350341).
The spelling of 120020330320 in words is "one hundred twenty billion, twenty million, three hundred thirty thousand, three hundred twenty".
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