Base | Representation |
---|---|
bin | 1100000111110… |
… | …10011100110101 |
3 | 21002100100021111 |
4 | 12003322130311 |
5 | 202013023031 |
6 | 14031315021 |
7 | 2343225541 |
oct | 603723465 |
9 | 232310244 |
10 | 101689141 |
11 | 52445614 |
12 | 2a07ba71 |
13 | 180b55b8 |
14 | d710a21 |
15 | 8dda1b1 |
hex | 60fa735 |
101689141 has 6 divisors (see below), whose sum is σ = 106303190. Its totient is φ = 97267368.
The previous prime is 101689117. The next prime is 101689151. The reversal of 101689141 is 141986101.
It can be written as a sum of positive squares in only one way, i.e., 85488516 + 16200625 = 9246^2 + 4025^2 .
It is not a de Polignac number, because 101689141 - 213 = 101680949 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101689151) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 95586 + ... + 96643.
Almost surely, 2101689141 is an apocalyptic number.
It is an amenable number.
101689141 is a deficient number, since it is larger than the sum of its proper divisors (4614049).
101689141 is an equidigital number, since it uses as much as digits as its factorization.
101689141 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 192275 (or 192252 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 31.
The square root of 101689141 is about 10084.1033810647. The cubic root of 101689141 is about 466.7577377250.
The spelling of 101689141 in words is "one hundred one million, six hundred eighty-nine thousand, one hundred forty-one".
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