Base | Representation |
---|---|
bin | 10001100110111001101… |
… | …111110001110100101011 |
3 | 11021200020010110110011120 |
4 | 101212321233301310223 |
5 | 124311041020314404 |
6 | 2323511200430323 |
7 | 153263660214462 |
oct | 21467157616453 |
9 | 4250203413146 |
10 | 1210002119979 |
11 | 427182719954 |
12 | 17660b3183a3 |
13 | 8a1448680b3 |
14 | 427c8a7d9d9 |
15 | 2171cd669d9 |
hex | 119b9bf1d2b |
1210002119979 has 16 divisors (see below), whose sum is σ = 1647699356160. Its totient is φ = 789487250720.
The previous prime is 1210002119951. The next prime is 1210002120001. The reversal of 1210002119979 is 9799112000121.
It is a cyclic number.
It is not a de Polignac number, because 1210002119979 - 217 = 1210001988907 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 1210002119979.
It is not an unprimeable number, because it can be changed into a prime (1210002119939) 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, 9892264 + ... + 10013834.
It is an arithmetic number, because the mean of its divisors is an integer number (102981209760).
Almost surely, 21210002119979 is an apocalyptic number.
1210002119979 is a deficient number, since it is larger than the sum of its proper divisors (437697236181).
1210002119979 is a wasteful number, since it uses less digits than its factorization.
1210002119979 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 192210.
The product of its (nonzero) digits is 20412, while the sum is 42.
The spelling of 1210002119979 in words is "one trillion, two hundred ten billion, two million, one hundred nineteen thousand, nine hundred seventy-nine".
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