Base | Representation |
---|---|
bin | 11110100101011001100… |
… | …011100100101110101110 |
3 | 21102220221222102211120210 |
4 | 132211121203210232232 |
5 | 233413331311133304 |
6 | 4245305434323250 |
7 | 304563054013653 |
oct | 36453143445656 |
9 | 7386858384523 |
10 | 2101741505454 |
11 | 740386318798 |
12 | 29b3b8b89526 |
13 | 123268ac31c6 |
14 | 73a20d1bc2a |
15 | 39a10068c89 |
hex | 1e9598e4bae |
2101741505454 has 16 divisors (see below), whose sum is σ = 4450746717648. Its totient is φ = 659369884032.
The previous prime is 2101741505443. The next prime is 2101741505477. The reversal of 2101741505454 is 4545051471012.
It is a super-2 number, since 2×21017415054542 (a number of 25 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10302654337 + ... + 10302654540.
It is an arithmetic number, because the mean of its divisors is an integer number (278171669853).
Almost surely, 22101741505454 is an apocalyptic number.
2101741505454 is an abundant number, since it is smaller than the sum of its proper divisors (2349005212194).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2101741505454 is a wasteful number, since it uses less digits than its factorization.
2101741505454 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 20605308899.
The product of its (nonzero) digits is 112000, while the sum is 39.
Adding to 2101741505454 its reverse (4545051471012), we get a palindrome (6646792976466).
The spelling of 2101741505454 in words is "two trillion, one hundred one billion, seven hundred forty-one million, five hundred five thousand, four hundred fifty-four".
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