Base | Representation |
---|---|
bin | 11010010000001… |
… | …11100111010111 |
3 | 120100101221201100 |
4 | 31020013213113 |
5 | 422334412101 |
6 | 33504201143 |
7 | 5312641146 |
oct | 1510074727 |
9 | 510357640 |
10 | 220232151 |
11 | 103351747 |
12 | 619091b3 |
13 | 3681c2a9 |
14 | 2136b75d |
15 | 14503e86 |
hex | d2079d7 |
220232151 has 6 divisors (see below), whose sum is σ = 318113120. Its totient is φ = 146821428.
The previous prime is 220232123. The next prime is 220232189. The reversal of 220232151 is 151232022.
It is not a de Polignac number, because 220232151 - 26 = 220232087 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 (220232101) 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, 12235111 + ... + 12235128.
Almost surely, 2220232151 is an apocalyptic number.
220232151 is a deficient number, since it is larger than the sum of its proper divisors (97880969).
220232151 is a wasteful number, since it uses less digits than its factorization.
220232151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24470245 (or 24470242 counting only the distinct ones).
The product of its (nonzero) digits is 240, while the sum is 18.
The square root of 220232151 is about 14840.2207193828. The cubic root of 220232151 is about 603.8933401928.
Adding to 220232151 its reverse (151232022), we get a palindrome (371464173).
The spelling of 220232151 in words is "two hundred twenty million, two hundred thirty-two thousand, one hundred fifty-one".
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