Base | Representation |
---|---|
bin | 10111110101110… |
… | …11001000110000 |
3 | 111221022211212111 |
4 | 23322323020300 |
5 | 402144332302 |
6 | 31502335104 |
7 | 4645636402 |
oct | 1372731060 |
9 | 457284774 |
10 | 199995952 |
11 | a298aa12 |
12 | 56b8a494 |
13 | 32585500 |
14 | 1c7c0b72 |
15 | 128580d7 |
hex | bebb230 |
199995952 has 60 divisors (see below), whose sum is σ = 431148000. Its totient is φ = 89766144.
The previous prime is 199995949. The next prime is 199995953. The reversal of 199995952 is 259599991.
It is not an unprimeable number, because it can be changed into a prime (199995953) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99049 + ... + 101047.
It is an arithmetic number, because the mean of its divisors is an integer number (7185800).
Almost surely, 2199995952 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 199995952, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (215574000).
199995952 is an abundant number, since it is smaller than the sum of its proper divisors (231152048).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
199995952 is a wasteful number, since it uses less digits than its factorization.
199995952 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2070 (or 2051 counting only the distinct ones).
The product of its digits is 2952450, while the sum is 58.
The square root of 199995952 is about 14141.9925045943. The cubic root of 199995952 is about 584.7996021414.
The spelling of 199995952 in words is "one hundred ninety-nine million, nine hundred ninety-five thousand, nine hundred fifty-two".
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