Base | Representation |
---|---|
bin | 10100001011101100110 |
3 | 1020121012110 |
4 | 2201131212 |
5 | 132130400 |
6 | 22101450 |
7 | 5423064 |
oct | 2413546 |
9 | 1217173 |
10 | 661350 |
11 | 411978 |
12 | 27a886 |
13 | 1a2041 |
14 | 133034 |
15 | d0e50 |
hex | a1766 |
661350 has 24 divisors (see below), whose sum is σ = 1640520. Its totient is φ = 176320.
The previous prime is 661343. The next prime is 661361. The reversal of 661350 is 53166.
661350 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2055 + ... + 2354.
It is an arithmetic number, because the mean of its divisors is an integer number (68355).
2661350 is an apocalyptic number.
661350 is an abundant number, since it is smaller than the sum of its proper divisors (979170).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
661350 is a wasteful number, since it uses less digits than its factorization.
661350 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4424 (or 4419 counting only the distinct ones).
The product of its (nonzero) digits is 540, while the sum is 21.
The square root of 661350 is about 813.2342835862. The cubic root of 661350 is about 87.1251995807.
The spelling of 661350 in words is "six hundred sixty-one thousand, three hundred fifty".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •