Base | Representation |
---|---|
bin | 10111111110101… |
… | …11110011001101 |
3 | 112000112002021222 |
4 | 23333113303031 |
5 | 402444140213 |
6 | 31543333125 |
7 | 4661563640 |
oct | 1377276315 |
9 | 460462258 |
10 | 201161933 |
11 | a3606a35 |
12 | 574511a5 |
13 | 328a313b |
14 | 1ca05a57 |
15 | 129d8808 |
hex | bfd7ccd |
201161933 has 16 divisors (see below), whose sum is σ = 246385920. Its totient is φ = 160465536.
The previous prime is 201161903. The next prime is 201161959. The reversal of 201161933 is 339161102.
It is not a de Polignac number, because 201161933 - 226 = 134053069 is a prime.
It is a super-2 number, since 2×2011619332 = 80932246576592978, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (201161903) 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, 10928 + ... + 22841.
It is an arithmetic number, because the mean of its divisors is an integer number (15399120).
Almost surely, 2201161933 is an apocalyptic number.
201161933 is a gapful number since it is divisible by the number (23) formed by its first and last digit.
It is an amenable number.
201161933 is a deficient number, since it is larger than the sum of its proper divisors (45223987).
201161933 is a wasteful number, since it uses less digits than its factorization.
201161933 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33836.
The product of its (nonzero) digits is 972, while the sum is 26.
The square root of 201161933 is about 14183.1566655664. The cubic root of 201161933 is about 585.9338657714.
The spelling of 201161933 in words is "two hundred one million, one hundred sixty-one thousand, nine hundred thirty-three".
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