Base | Representation |
---|---|
bin | 11110101000100101011… |
… | …100001010011111100100 |
3 | 21110020210100220210210212 |
4 | 132220211130022133210 |
5 | 233442333000140134 |
6 | 4251033110034552 |
7 | 305043610506452 |
oct | 36504534123744 |
9 | 7406710823725 |
10 | 2105162115044 |
11 | 74188115036a |
12 | 29bbb2648a58 |
13 | 123692683a51 |
14 | 73c673319d2 |
15 | 39b604e2bce |
hex | 1ea2570a7e4 |
2105162115044 has 24 divisors (see below), whose sum is σ = 3827095657728. Its totient is φ = 1012138751520.
The previous prime is 2105162115029. The next prime is 2105162115127. The reversal of 2105162115044 is 4405112615012.
It is a happy number.
It is a super-2 number, since 2×21051621150442 (a number of 25 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 2105162115044.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54047774 + ... + 54086709.
It is an arithmetic number, because the mean of its divisors is an integer number (159462319072).
Almost surely, 22105162115044 is an apocalyptic number.
It is an amenable number.
2105162115044 is a deficient number, since it is larger than the sum of its proper divisors (1721933542684).
2105162115044 is a wasteful number, since it uses less digits than its factorization.
2105162115044 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 108134675 (or 108134673 counting only the distinct ones).
The product of its (nonzero) digits is 9600, while the sum is 32.
The spelling of 2105162115044 in words is "two trillion, one hundred five billion, one hundred sixty-two million, one hundred fifteen thousand, forty-four".
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