Base | Representation |
---|---|
bin | 10010001001001… |
… | …10110010100001 |
3 | 101121101200102222 |
4 | 21010212302201 |
5 | 302430434101 |
6 | 23034120425 |
7 | 3525461531 |
oct | 1104466241 |
9 | 347350388 |
10 | 152202401 |
11 | 78a06a0a |
12 | 42b80115 |
13 | 256c04c0 |
14 | 162dd4c1 |
15 | d56701b |
hex | 9126ca1 |
152202401 has 4 divisors (see below), whose sum is σ = 163910292. Its totient is φ = 140494512.
The previous prime is 152202389. The next prime is 152202419. The reversal of 152202401 is 104202251.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 104202251 = 19 ⋅5484329.
It can be written as a sum of positive squares in 2 ways, for example, as 24512401 + 127690000 = 4951^2 + 11300^2 .
It is a cyclic number.
It is not a de Polignac number, because 152202401 - 214 = 152186017 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 152202401.
It is not an unprimeable number, because it can be changed into a prime (152202301) 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 3 ways as a sum of consecutive naturals, for example, 5853926 + ... + 5853951.
It is an arithmetic number, because the mean of its divisors is an integer number (40977573).
Almost surely, 2152202401 is an apocalyptic number.
It is an amenable number.
152202401 is a deficient number, since it is larger than the sum of its proper divisors (11707891).
152202401 is a wasteful number, since it uses less digits than its factorization.
152202401 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11707890.
The product of its (nonzero) digits is 160, while the sum is 17.
The square root of 152202401 is about 12337.0337196589. The cubic root of 152202401 is about 533.9171050142.
Adding to 152202401 its reverse (104202251), we get a palindrome (256404652).
The spelling of 152202401 in words is "one hundred fifty-two million, two hundred two thousand, four hundred one".
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