Base | Representation |
---|---|
bin | 1000101011100010… |
… | …1101010000000100 |
3 | 20000101112102101221 |
4 | 2022320231100010 |
5 | 14233002334340 |
6 | 1023114330124 |
7 | 111512463220 |
oct | 21270552004 |
9 | 6011472357 |
10 | 2330121220 |
11 | a96324619 |
12 | 550429944 |
13 | 2b199036b |
14 | 18166d780 |
15 | d987144a |
hex | 8ae2d404 |
2330121220 has 48 divisors (see below), whose sum is σ = 5687095680. Its totient is φ = 785355264.
The previous prime is 2330121181. The next prime is 2330121247. The reversal of 2330121220 is 221210332.
It is a junction number, because it is equal to n+sod(n) for n = 2330121194 and 2330121203.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 132789 + ... + 149308.
It is an arithmetic number, because the mean of its divisors is an integer number (118481160).
Almost surely, 22330121220 is an apocalyptic number.
2330121220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2330121220 is an abundant number, since it is smaller than the sum of its proper divisors (3356974460).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2330121220 is a wasteful number, since it uses less digits than its factorization.
2330121220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 282172 (or 282170 counting only the distinct ones).
The product of its (nonzero) digits is 144, while the sum is 16.
The square root of 2330121220 is about 48271.3291716729. The cubic root of 2330121220 is about 1325.7434953871.
Adding to 2330121220 its reverse (221210332), we get a palindrome (2551331552).
It can be divided in two parts, 23301 and 21220, that added together give a square (44521 = 2112).
The spelling of 2330121220 in words is "two billion, three hundred thirty million, one hundred twenty-one thousand, two hundred twenty".
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