Base | Representation |
---|---|
bin | 110111111110110111… |
… | …0101110100111100010 |
3 | 102111022102000200112111 |
4 | 1233331232232213202 |
5 | 3432203034032320 |
6 | 131121225145534 |
7 | 11454121441501 |
oct | 1577556564742 |
9 | 374272020474 |
10 | 120221002210 |
11 | 46a92692381 |
12 | 1b37192b2aa |
13 | b44bc15cca |
14 | 5b66834838 |
15 | 31d95aca5a |
hex | 1bfdbae9e2 |
120221002210 has 8 divisors (see below), whose sum is σ = 216397803996. Its totient is φ = 48088400880.
The previous prime is 120221002193. The next prime is 120221002217. The reversal of 120221002210 is 12200122021.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 99206730841 + 21014271369 = 314971^2 + 144963^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (120221002217) 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, 6011050101 + ... + 6011050120.
Almost surely, 2120221002210 is an apocalyptic number.
120221002210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
120221002210 is a deficient number, since it is larger than the sum of its proper divisors (96176801786).
120221002210 is a wasteful number, since it uses less digits than its factorization.
120221002210 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12022100228.
The product of its (nonzero) digits is 32, while the sum is 13.
Adding to 120221002210 its reverse (12200122021), we get a palindrome (132421124231).
The spelling of 120221002210 in words is "one hundred twenty billion, two hundred twenty-one million, two thousand, two hundred ten".
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