Base | Representation |
---|---|
bin | 10111001000000… |
… | …11111010111100 |
3 | 111112001100120020 |
4 | 23210003322330 |
5 | 344131040440 |
6 | 31130052140 |
7 | 4543665210 |
oct | 1344037274 |
9 | 445040506 |
10 | 194002620 |
11 | 9a567049 |
12 | 54b7a050 |
13 | 31267566 |
14 | 1baa0940 |
15 | 120723d0 |
hex | b903ebc |
194002620 has 96 divisors (see below), whose sum is σ = 631411200. Its totient is φ = 43586304.
The previous prime is 194002607. The next prime is 194002621. The reversal of 194002620 is 26200491.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (194002621) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20866 + ... + 28694.
It is an arithmetic number, because the mean of its divisors is an integer number (6577200).
Almost surely, 2194002620 is an apocalyptic number.
194002620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 194002620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (315705600).
194002620 is an abundant number, since it is smaller than the sum of its proper divisors (437408580).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
194002620 is a wasteful number, since it uses less digits than its factorization.
194002620 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7907 (or 7905 counting only the distinct ones).
The product of its (nonzero) digits is 864, while the sum is 24.
The square root of 194002620 is about 13928.4823293854. The cubic root of 194002620 is about 578.8986432213.
The spelling of 194002620 in words is "one hundred ninety-four million, two thousand, six hundred twenty".
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