Base | Representation |
---|---|
bin | 110111111000100100… |
… | …1110100111100101100 |
3 | 102110202200222202222001 |
4 | 1233301021310330230 |
5 | 3431240030032340 |
6 | 131044250502044 |
7 | 11445650121253 |
oct | 1576111647454 |
9 | 373680882861 |
10 | 120010002220 |
11 | 46994576a19 |
12 | 1b313134924 |
13 | b4172a9c44 |
14 | 5b467cb79a |
15 | 31c5cce29a |
hex | 1bf1274f2c |
120010002220 has 12 divisors (see below), whose sum is σ = 252021004704. Its totient is φ = 48004000880.
The previous prime is 120010002193. The next prime is 120010002223. The reversal of 120010002220 is 22200010021.
It is a Harshad number since it is a multiple of its sum of digits (10).
It is a junction number, because it is equal to n+sod(n) for n = 120010002197 and 120010002206.
It is not an unprimeable number, because it can be changed into a prime (120010002223) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3000250036 + ... + 3000250075.
It is an arithmetic number, because the mean of its divisors is an integer number (21001750392).
Almost surely, 2120010002220 is an apocalyptic number.
120010002220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
120010002220 is an abundant number, since it is smaller than the sum of its proper divisors (132011002484).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120010002220 is a wasteful number, since it uses less digits than its factorization.
120010002220 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6000500120 (or 6000500118 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 120010002220 its reverse (22200010021), we get a palindrome (142210012241).
The spelling of 120010002220 in words is "one hundred twenty billion, ten million, two thousand, two hundred twenty".
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