Base | Representation |
---|---|
bin | 1110100011000… |
… | …1100000101001 |
3 | 11020211010222110 |
4 | 3220301200221 |
5 | 111110121301 |
6 | 10015512533 |
7 | 1340443314 |
oct | 350614051 |
9 | 136733873 |
10 | 61020201 |
11 | 31498420 |
12 | 18528749 |
13 | c846438 |
14 | 816597b |
15 | 55550d6 |
hex | 3a31829 |
61020201 has 8 divisors (see below), whose sum is σ = 88756704. Its totient is φ = 36981920.
The previous prime is 61020163. The next prime is 61020209. The reversal of 61020201 is 10202016.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 61020201 - 27 = 61020073 is a prime.
It is not an unprimeable number, because it can be changed into a prime (61020209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 924516 + ... + 924581.
It is an arithmetic number, because the mean of its divisors is an integer number (11094588).
Almost surely, 261020201 is an apocalyptic number.
It is an amenable number.
61020201 is a deficient number, since it is larger than the sum of its proper divisors (27736503).
61020201 is a wasteful number, since it uses less digits than its factorization.
61020201 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1849111.
The product of its (nonzero) digits is 24, while the sum is 12.
The square root of 61020201 is about 7811.5428053618. The cubic root of 61020201 is about 393.6931677108.
Adding to 61020201 its reverse (10202016), we get a palindrome (71222217).
The spelling of 61020201 in words is "sixty-one million, twenty thousand, two hundred one".
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