Base | Representation |
---|---|
bin | 11111010001011110010… |
… | …000110111100010100101 |
3 | 21121110010001011221200111 |
4 | 133101132100313202211 |
5 | 240202241133044401 |
6 | 4323133352013021 |
7 | 311156560121203 |
oct | 37213620674245 |
9 | 7543101157614 |
10 | 2149065128101 |
11 | 759460269931 |
12 | 2a8605691171 |
13 | 12786b22a798 |
14 | 76030008073 |
15 | 3ad7e992e51 |
hex | 1f45e4378a5 |
2149065128101 has 8 divisors (see below), whose sum is σ = 2179374894144. Its totient is φ = 2118756507840.
The previous prime is 2149065128087. The next prime is 2149065128129. The reversal of 2149065128101 is 1018215609412.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-2149065128101 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2149065128191) 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, 3924726 + ... + 4438648.
It is an arithmetic number, because the mean of its divisors is an integer number (272421861768).
Almost surely, 22149065128101 is an apocalyptic number.
It is an amenable number.
2149065128101 is a deficient number, since it is larger than the sum of its proper divisors (30309766043).
2149065128101 is an equidigital number, since it uses as much as digits as its factorization.
2149065128101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 572891.
The product of its (nonzero) digits is 34560, while the sum is 40.
The spelling of 2149065128101 in words is "two trillion, one hundred forty-nine billion, sixty-five million, one hundred twenty-eight thousand, one hundred one".
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