Base | Representation |
---|---|
bin | 10111101100100101111000… |
… | …100100110010000101010001 |
3 | 111200000021111110222210211221 |
4 | 113230211320210302011101 |
5 | 102130012320003030211 |
6 | 1005353422225205041 |
7 | 30644413665256642 |
oct | 2754457044620521 |
9 | 450007443883757 |
10 | 104219404345681 |
11 | 30231223839069 |
12 | b832503790781 |
13 | 461cb034018a1 |
14 | 1ba43633836c9 |
15 | c0aebc509c71 |
hex | 5ec978932151 |
104219404345681 has 16 divisors (see below), whose sum is σ = 105379510118400. Its totient is φ = 103065921579600.
The previous prime is 104219404345649. The next prime is 104219404345747. The reversal of 104219404345681 is 186543404912401.
It is a cyclic number.
It is not a de Polignac number, because 104219404345681 - 25 = 104219404345649 is a prime.
It is a super-2 number, since 2×1042194043456812 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (104219404745681) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36424110 + ... + 39181048.
It is an arithmetic number, because the mean of its divisors is an integer number (6586219382400).
Almost surely, 2104219404345681 is an apocalyptic number.
It is an amenable number.
104219404345681 is a deficient number, since it is larger than the sum of its proper divisors (1160105772719).
104219404345681 is a wasteful number, since it uses less digits than its factorization.
104219404345681 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2758140.
The product of its (nonzero) digits is 3317760, while the sum is 52.
The spelling of 104219404345681 in words is "one hundred four trillion, two hundred nineteen billion, four hundred four million, three hundred forty-five thousand, six hundred eighty-one".
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