Base | Representation |
---|---|
bin | 110111111011010000… |
… | …1111100110110000110 |
3 | 102110222222201220122210 |
4 | 1233312201330312012 |
5 | 3431431123241402 |
6 | 131101232204250 |
7 | 11451123646653 |
oct | 1576641746606 |
9 | 373888656583 |
10 | 120100212102 |
11 | 46a30490a42 |
12 | 1b339399686 |
13 | b42cba3580 |
14 | 5b54790c2a |
15 | 31cdb9d06c |
hex | 1bf687cd86 |
120100212102 has 32 divisors (see below), whose sum is σ = 260031744000. Its totient is φ = 36760430880.
The previous prime is 120100212079. The next prime is 120100212107. The reversal of 120100212102 is 201212001021.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (120100212107) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4015852 + ... + 4045647.
It is an arithmetic number, because the mean of its divisors is an integer number (8125992000).
Almost surely, 2120100212102 is an apocalyptic number.
120100212102 is an abundant number, since it is smaller than the sum of its proper divisors (139931531898).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
120100212102 is a wasteful number, since it uses less digits than its factorization.
120100212102 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8061708.
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 120100212102 its reverse (201212001021), we get a palindrome (321312213123).
The spelling of 120100212102 in words is "one hundred twenty billion, one hundred million, two hundred twelve thousand, one hundred two".
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