Base | Representation |
---|---|
bin | 10110100111001… |
… | …10101100011010 |
3 | 111012221011211210 |
4 | 23103212230122 |
5 | 342030013402 |
6 | 30453403550 |
7 | 4462216665 |
oct | 1323465432 |
9 | 435834753 |
10 | 189688602 |
11 | 9808a944 |
12 | 536395b6 |
13 | 303b6a9c |
14 | 1b29a6dc |
15 | 119be06c |
hex | b4e6b1a |
189688602 has 16 divisors (see below), whose sum is σ = 384575040. Its totient is φ = 62363232.
The previous prime is 189688579. The next prime is 189688607. The reversal of 189688602 is 206886981.
It is not an unprimeable number, because it can be changed into a prime (189688607) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 216102 + ... + 216977.
It is an arithmetic number, because the mean of its divisors is an integer number (24035940).
Almost surely, 2189688602 is an apocalyptic number.
189688602 is an abundant number, since it is smaller than the sum of its proper divisors (194886438).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
189688602 is a wasteful number, since it uses less digits than its factorization.
189688602 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 433157.
The product of its (nonzero) digits is 331776, while the sum is 48.
The square root of 189688602 is about 13772.7485274363. The cubic root of 189688602 is about 574.5754668507.
The spelling of 189688602 in words is "one hundred eighty-nine million, six hundred eighty-eight thousand, six hundred two".
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