Base | Representation |
---|---|
bin | 11111100100011111101… |
… | …101010000010000100001 |
3 | 21200101211112000100220001 |
4 | 133210133231100100201 |
5 | 241021104023104444 |
6 | 4340352233220001 |
7 | 312511665325135 |
oct | 37443755202041 |
9 | 7611745010801 |
10 | 2169490441249 |
11 | 767091882a1a |
12 | 2b0565b61601 |
13 | 129774a6a5b1 |
14 | 7700a9a33c5 |
15 | 3b677c228d4 |
hex | 1f91fb50421 |
2169490441249 has 8 divisors (see below), whose sum is σ = 2214171862560. Its totient is φ = 2125170813216.
The previous prime is 2169490441247. The next prime is 2169490441271. The reversal of 2169490441249 is 9421440949612.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2169490441249 - 21 = 2169490441247 is a prime.
It is a super-3 number, since 3×21694904412493 (a number of 38 digits) contains 333 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 2169490441249.
It is not an unprimeable number, because it can be changed into a prime (2169490441247) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 90436204 + ... + 90460189.
It is an arithmetic number, because the mean of its divisors is an integer number (276771482820).
Almost surely, 22169490441249 is an apocalyptic number.
It is an amenable number.
2169490441249 is a deficient number, since it is larger than the sum of its proper divisors (44681421311).
2169490441249 is a wasteful number, since it uses less digits than its factorization.
2169490441249 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 180896639.
The product of its (nonzero) digits is 4478976, while the sum is 55.
The spelling of 2169490441249 in words is "two trillion, one hundred sixty-nine billion, four hundred ninety million, four hundred forty-one thousand, two hundred forty-nine".
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