Base | Representation |
---|---|
bin | 111001010101010000… |
… | …1111111000011000010 |
3 | 102202210110020010111112 |
4 | 1302222201333003002 |
5 | 4004122222320002 |
6 | 132321031243322 |
7 | 11616013516115 |
oct | 1625241770302 |
9 | 382713203445 |
10 | 123120120002 |
11 | 482401094a0 |
12 | 1ba40819542 |
13 | b7c1738319 |
14 | 5d5d89a57c |
15 | 3308d75852 |
hex | 1caa87f0c2 |
123120120002 has 32 divisors (see below), whose sum is σ = 202837993344. Its totient is φ = 55583798400.
The previous prime is 123120119957. The next prime is 123120120043. The reversal of 123120120002 is 200021021321.
It is a happy number.
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, 10193627 + ... + 10205697.
It is an arithmetic number, because the mean of its divisors is an integer number (6338687292).
Almost surely, 2123120120002 is an apocalyptic number.
123120120002 is a deficient number, since it is larger than the sum of its proper divisors (79717873342).
123120120002 is a wasteful number, since it uses less digits than its factorization.
123120120002 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15194.
The product of its (nonzero) digits is 48, while the sum is 14.
Adding to 123120120002 its reverse (200021021321), we get a palindrome (323141141323).
The spelling of 123120120002 in words is "one hundred twenty-three billion, one hundred twenty million, one hundred twenty thousand, two".
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