Base | Representation |
---|---|
bin | 11011111110000100000011… |
… | …001001000110010010100101 |
3 | 121010112212000111021111011211 |
4 | 123332010003021012102211 |
5 | 112110413002011311240 |
6 | 1113343010221231421 |
7 | 34624224156450205 |
oct | 3376040311062245 |
9 | 533485014244154 |
10 | 123012211041445 |
11 | 36217205236080 |
12 | 11968710702571 |
13 | 5384003a4328b |
14 | 2253b739dc405 |
15 | e34c6ae05bea |
hex | 6fe1032464a5 |
123012211041445 has 16 divisors (see below), whose sum is σ = 161036661582720. Its totient is φ = 89462040433600.
The previous prime is 123012211041329. The next prime is 123012211041493. The reversal of 123012211041445 is 544140112210321.
It is not a de Polignac number, because 123012211041445 - 29 = 123012211040933 is a prime.
It is a congruent 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, 13732546 + ... + 20847235.
It is an arithmetic number, because the mean of its divisors is an integer number (10064791348920).
Almost surely, 2123012211041445 is an apocalyptic number.
It is an amenable number.
123012211041445 is a deficient number, since it is larger than the sum of its proper divisors (38024450541275).
123012211041445 is a wasteful number, since it uses less digits than its factorization.
123012211041445 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34644476.
The product of its (nonzero) digits is 7680, while the sum is 31.
Adding to 123012211041445 its reverse (544140112210321), we get a palindrome (667152323251766).
The spelling of 123012211041445 in words is "one hundred twenty-three trillion, twelve billion, two hundred eleven million, forty-one thousand, four hundred forty-five".
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