Base | Representation |
---|---|
bin | 110111111000111010… |
… | …0101010110101110010 |
3 | 102110210111010100201020 |
4 | 1233301310222311302 |
5 | 3431300413424020 |
6 | 131045331320310 |
7 | 11446144435140 |
oct | 1576164526562 |
9 | 373714110636 |
10 | 120021233010 |
11 | 4699a947868 |
12 | 1b316a50096 |
13 | b41970ca93 |
14 | 5b480b2590 |
15 | 31c6c9bc40 |
hex | 1bf1d2ad72 |
120021233010 has 128 divisors (see below), whose sum is σ = 348686830080. Its totient is φ = 25810735104.
The previous prime is 120021232999. The next prime is 120021233011. The reversal of 120021233010 is 10332120021.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (120021233011) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 18550056 + ... + 18556524.
It is an arithmetic number, because the mean of its divisors is an integer number (2724115860).
Almost surely, 2120021233010 is an apocalyptic number.
120021233010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is a practical number, because each smaller number is the sum of distinct divisors of 120021233010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (174343415040).
120021233010 is an abundant number, since it is smaller than the sum of its proper divisors (228665597070).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120021233010 is a wasteful number, since it uses less digits than its factorization.
120021233010 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11700.
The product of its (nonzero) digits is 72, while the sum is 15.
Adding to 120021233010 its reverse (10332120021), we get a palindrome (130353353031).
The spelling of 120021233010 in words is "one hundred twenty billion, twenty-one million, two hundred thirty-three thousand, ten".
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