Base | Representation |
---|---|
bin | 1100000011011… |
… | …00100000010001 |
3 | 21001020210201201 |
4 | 12001230200101 |
5 | 201340421404 |
6 | 14011031201 |
7 | 2335254502 |
oct | 601544021 |
9 | 231223651 |
10 | 101107729 |
11 | 52088808 |
12 | 29a3b501 |
13 | 17c40a78 |
14 | d5dcba9 |
15 | 8d22ca4 |
hex | 606c811 |
101107729 has 4 divisors (see below), whose sum is σ = 103015476. Its totient is φ = 99199984.
The previous prime is 101107703. The next prime is 101107733. The reversal of 101107729 is 927701101.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 927701101 = 17 ⋅54570653.
It can be written as a sum of positive squares in 2 ways, for example, as 70560000 + 30547729 = 8400^2 + 5527^2 .
It is a cyclic number.
It is not a de Polignac number, because 101107729 - 29 = 101107217 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 101107697 and 101107706.
It is not an unprimeable number, because it can be changed into a prime (101107229) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 953794 + ... + 953899.
It is an arithmetic number, because the mean of its divisors is an integer number (25753869).
Almost surely, 2101107729 is an apocalyptic number.
It is an amenable number.
101107729 is a deficient number, since it is larger than the sum of its proper divisors (1907747).
101107729 is an equidigital number, since it uses as much as digits as its factorization.
101107729 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1907746.
The product of its (nonzero) digits is 882, while the sum is 28.
The square root of 101107729 is about 10055.2339107551. The cubic root of 101107729 is about 465.8664678463.
The spelling of 101107729 in words is "one hundred one million, one hundred seven thousand, seven hundred twenty-nine".
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