Base | Representation |
---|---|
bin | 10010001001010… |
… | …10001101100010 |
3 | 101121102101200010 |
4 | 21010222031202 |
5 | 302431411133 |
6 | 23034305350 |
7 | 3525550434 |
oct | 1104521542 |
9 | 347371603 |
10 | 152216418 |
11 | 78a164a2 |
12 | 42b88256 |
13 | 256c69b3 |
14 | 16304654 |
15 | d56b263 |
hex | 912a362 |
152216418 has 16 divisors (see below), whose sum is σ = 314930880. Its totient is φ = 48989136.
The previous prime is 152216413. The next prime is 152216423. The reversal of 152216418 is 814612251.
It is an interprime number because it is at equal distance from previous prime (152216413) and next prime (152216423).
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (152216413) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 437230 + ... + 437577.
It is an arithmetic number, because the mean of its divisors is an integer number (19683180).
Almost surely, 2152216418 is an apocalyptic number.
152216418 is an abundant number, since it is smaller than the sum of its proper divisors (162714462).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
152216418 is a wasteful number, since it uses less digits than its factorization.
152216418 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 874841.
The product of its digits is 3840, while the sum is 30.
The square root of 152216418 is about 12337.6017928931. The cubic root of 152216418 is about 533.9334947827.
Adding to 152216418 its reverse (814612251), we get a palindrome (966828669).
The spelling of 152216418 in words is "one hundred fifty-two million, two hundred sixteen thousand, four hundred eighteen".
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