Base | Representation |
---|---|
bin | 11011001100111… |
… | …00000010000101 |
3 | 120220100202020212 |
4 | 31212130002011 |
5 | 431403230401 |
6 | 34350405205 |
7 | 5440333052 |
oct | 1546340205 |
9 | 526322225 |
10 | 228180101 |
11 | 1078900a6 |
12 | 64500805 |
13 | 38372b16 |
14 | 2243a029 |
15 | 15073dbb |
hex | d99c085 |
228180101 has 8 divisors (see below), whose sum is σ = 240345600. Its totient is φ = 216030240.
The previous prime is 228180097. The next prime is 228180133. The reversal of 228180101 is 101081822.
It is a happy number.
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 228180101 - 22 = 228180097 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 (228180151) 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, 37265 + ... + 42953.
It is an arithmetic number, because the mean of its divisors is an integer number (30043200).
Almost surely, 2228180101 is an apocalyptic number.
It is an amenable number.
228180101 is a deficient number, since it is larger than the sum of its proper divisors (12165499).
228180101 is a wasteful number, since it uses less digits than its factorization.
228180101 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7819.
The product of its (nonzero) digits is 256, while the sum is 23.
The square root of 228180101 is about 15105.6314333430. The cubic root of 228180101 is about 611.0722884783.
The spelling of 228180101 in words is "two hundred twenty-eight million, one hundred eighty thousand, one hundred one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.070 sec. • engine limits •