Base | Representation |
---|---|
bin | 1100000011100… |
… | …00000000111101 |
3 | 21001021112110022 |
4 | 12001300000331 |
5 | 201341401414 |
6 | 14011221525 |
7 | 2335344434 |
oct | 601600075 |
9 | 231245408 |
10 | 101122109 |
11 | 520985a0 |
12 | 29a478a5 |
13 | 17c4748a |
14 | d60411b |
15 | 8d2718e |
hex | 607003d |
101122109 has 8 divisors (see below), whose sum is σ = 111408480. Its totient is φ = 91018000.
The previous prime is 101122081. The next prime is 101122117. The reversal of 101122109 is 901221101.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-101122109 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 (101122129) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44399 + ... + 46620.
It is an arithmetic number, because the mean of its divisors is an integer number (13926060).
Almost surely, 2101122109 is an apocalyptic number.
It is an amenable number.
101122109 is a deficient number, since it is larger than the sum of its proper divisors (10286371).
101122109 is a wasteful number, since it uses less digits than its factorization.
101122109 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 91131.
The product of its (nonzero) digits is 36, while the sum is 17.
The square root of 101122109 is about 10055.9489358290. The cubic root of 101122109 is about 465.8885526803. Note that the first 3 decimals are identical.
It can be divided in two parts, 10112 and 2109, that added together give a palindrome (12221).
The spelling of 101122109 in words is "one hundred one million, one hundred twenty-two thousand, one hundred nine".
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