Base | Representation |
---|---|
bin | 11000000101101… |
… | …00110000011011 |
3 | 112002020001202220 |
4 | 30002310300123 |
5 | 403212120341 |
6 | 32014555123 |
7 | 5002353351 |
oct | 1402646033 |
9 | 462201686 |
10 | 202066971 |
11 | a40749a7 |
12 | 57808aa3 |
13 | 32b2c072 |
14 | 1cb9d7d1 |
15 | 12b16a66 |
hex | c0b4c1b |
202066971 has 8 divisors (see below), whose sum is σ = 269516880. Its totient is φ = 134664192.
The previous prime is 202066961. The next prime is 202066973. The reversal of 202066971 is 179660202.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 202066971 - 211 = 202064923 is a prime.
It is a super-2 number, since 2×2020669712 = 81662121538229682, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (202066973) 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, 130 + ... + 20103.
It is an arithmetic number, because the mean of its divisors is an integer number (33689610).
Almost surely, 2202066971 is an apocalyptic number.
202066971 is a deficient number, since it is larger than the sum of its proper divisors (67449909).
202066971 is a wasteful number, since it uses less digits than its factorization.
202066971 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 23565.
The product of its (nonzero) digits is 9072, while the sum is 33.
The square root of 202066971 is about 14215.0262398632. The cubic root of 202066971 is about 586.8112669060.
The spelling of 202066971 in words is "two hundred two million, sixty-six thousand, nine hundred seventy-one".
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