Base | Representation |
---|---|
bin | 1011000100001100011… |
… | …1000101011010010100 |
3 | 200011200201010202222211 |
4 | 2301003013011122110 |
5 | 11103313222213133 |
6 | 223155515003204 |
7 | 16506652342330 |
oct | 2610307053224 |
9 | 604621122884 |
10 | 190104491668 |
11 | 73694036343 |
12 | 30a15739504 |
13 | 14c08188ac0 |
14 | 92b5b9c7c0 |
15 | 4e29856bcd |
hex | 2c431c5694 |
190104491668 has 48 divisors (see below), whose sum is σ = 409492306944. Its totient is φ = 75199472640.
The previous prime is 190104491657. The next prime is 190104491677. The reversal of 190104491668 is 866194401091.
It is a super-4 number, since 4×1901044916684 (a number of 46 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6869796 + ... + 6897412.
It is an arithmetic number, because the mean of its divisors is an integer number (8531089728).
Almost surely, 2190104491668 is an apocalyptic number.
It is an amenable number.
190104491668 is an abundant number, since it is smaller than the sum of its proper divisors (219387815276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
190104491668 is a wasteful number, since it uses less digits than its factorization.
190104491668 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 46552 (or 46550 counting only the distinct ones).
The product of its (nonzero) digits is 373248, while the sum is 49.
The spelling of 190104491668 in words is "one hundred ninety billion, one hundred four million, four hundred ninety-one thousand, six hundred sixty-eight".
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