Base | Representation |
---|---|
bin | 101110100111111000… |
… | …0110000111011101101 |
3 | 100120102201000111022002 |
4 | 1131033300300323231 |
5 | 3120022320244323 |
6 | 113555015102045 |
7 | 10143061423550 |
oct | 1351760607355 |
9 | 316381014262 |
10 | 100122431213 |
11 | 39509558522 |
12 | 174a2971925 |
13 | 9597ca814c |
14 | 4bbb410697 |
15 | 290ed70828 |
hex | 174fc30eed |
100122431213 has 16 divisors (see below), whose sum is σ = 115898396160. Its totient is φ = 84715113600.
The previous prime is 100122431203. The next prime is 100122431237. The reversal of 100122431213 is 312134221001.
It is a cyclic number.
It is not a de Polignac number, because 100122431213 - 28 = 100122430957 is a prime.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (100122431203) 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, 3070073 + ... + 3102513.
It is an arithmetic number, because the mean of its divisors is an integer number (7243649760).
Almost surely, 2100122431213 is an apocalyptic number.
It is an amenable number.
100122431213 is a deficient number, since it is larger than the sum of its proper divisors (15775964947).
100122431213 is an equidigital number, since it uses as much as digits as its factorization.
100122431213 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 38108.
The product of its (nonzero) digits is 288, while the sum is 20.
Adding to 100122431213 its reverse (312134221001), we get a palindrome (412256652214).
The spelling of 100122431213 in words is "one hundred billion, one hundred twenty-two million, four hundred thirty-one thousand, two hundred thirteen".
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