Base | Representation |
---|---|
bin | 11110111001000001101… |
… | …011111111110111101101 |
3 | 21111221100200121212001120 |
4 | 132321001223333313231 |
5 | 234240011332201234 |
6 | 4303112543531153 |
7 | 306240233255640 |
oct | 36710153776755 |
9 | 7457320555046 |
10 | 2122815897069 |
11 | 74931026106a |
12 | 2a34ba8b9ab9 |
13 | 125246c5370a |
14 | 74a5db97a57 |
15 | 3a3452ad049 |
hex | 1ee41affded |
2122815897069 has 32 divisors (see below), whose sum is σ = 3427376726016. Its totient is φ = 1140906090240.
The previous prime is 2122815897067. The next prime is 2122815897071. The reversal of 2122815897069 is 9607985182212.
It is an interprime number because it is at equal distance from previous prime (2122815897067) and next prime (2122815897071).
It is not a de Polignac number, because 2122815897069 - 21 = 2122815897067 is a prime.
It is a super-2 number, since 2×21228158970692 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2122815897061) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1496017 + ... + 2546310.
It is an arithmetic number, because the mean of its divisors is an integer number (107105522688).
Almost surely, 22122815897069 is an apocalyptic number.
It is an amenable number.
2122815897069 is a deficient number, since it is larger than the sum of its proper divisors (1304560828947).
2122815897069 is a wasteful number, since it uses less digits than its factorization.
2122815897069 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4043825.
The product of its (nonzero) digits is 8709120, while the sum is 60.
The spelling of 2122815897069 in words is "two trillion, one hundred twenty-two billion, eight hundred fifteen million, eight hundred ninety-seven thousand, sixty-nine".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •