Base | Representation |
---|---|
bin | 10111110010001… |
… | …11001100001001 |
3 | 111220102201101220 |
4 | 23321013030021 |
5 | 402034133113 |
6 | 31444232253 |
7 | 4641620655 |
oct | 1371071411 |
9 | 456381356 |
10 | 199521033 |
11 | a2696118 |
12 | 5699b689 |
13 | 3244a2aa |
14 | 1c6d9a65 |
15 | 127b2523 |
hex | be47309 |
199521033 has 16 divisors (see below), whose sum is σ = 280399680. Its totient is φ = 125846784.
The previous prime is 199521013. The next prime is 199521037. The reversal of 199521033 is 330125991.
199521033 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 199521033 - 28 = 199520777 is a prime.
199521033 is a modest number, since divided by 21033 gives 1995 as remainder.
It is a junction number, because it is equal to n+sod(n) for n = 199520985 and 199521003.
It is not an unprimeable number, because it can be changed into a prime (199521037) 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, 52485 + ... + 56157.
It is an arithmetic number, because the mean of its divisors is an integer number (17524980).
Almost surely, 2199521033 is an apocalyptic number.
It is an amenable number.
199521033 is a deficient number, since it is larger than the sum of its proper divisors (80878647).
199521033 is a wasteful number, since it uses less digits than its factorization.
199521033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4648.
The product of its (nonzero) digits is 7290, while the sum is 33.
The square root of 199521033 is about 14125.1914323311. The cubic root of 199521033 is about 584.3363384796.
The spelling of 199521033 in words is "one hundred ninety-nine million, five hundred twenty-one thousand, thirty-three".
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