Base | Representation |
---|---|
bin | 11010011101110… |
… | …00111101101101 |
3 | 120110202010120000 |
4 | 31032320331231 |
5 | 423313212044 |
6 | 34010214513 |
7 | 5334013110 |
oct | 1516707555 |
9 | 513663500 |
10 | 222007149 |
11 | 104354291 |
12 | 62424439 |
13 | 36cc11a0 |
14 | 216b0577 |
15 | 14754d69 |
hex | d3b8f6d |
222007149 has 40 divisors (see below), whose sum is σ = 408186240. Its totient is φ = 117098784.
The previous prime is 222007133. The next prime is 222007171. The reversal of 222007149 is 941700222.
It is not a de Polignac number, because 222007149 - 24 = 222007133 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (222007249) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7689 + ... + 22430.
It is an arithmetic number, because the mean of its divisors is an integer number (10204656).
Almost surely, 2222007149 is an apocalyptic number.
It is an amenable number.
222007149 is a deficient number, since it is larger than the sum of its proper divisors (186179091).
222007149 is a wasteful number, since it uses less digits than its factorization.
222007149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30151 (or 30142 counting only the distinct ones).
The product of its (nonzero) digits is 2016, while the sum is 27.
The square root of 222007149 is about 14899.9043285519. The cubic root of 222007149 is about 605.5113942127.
The spelling of 222007149 in words is "two hundred twenty-two million, seven thousand, one hundred forty-nine".
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