Base | Representation |
---|---|
bin | 10010001001010… |
… | …01110000001101 |
3 | 101121102022002121 |
4 | 21010221300031 |
5 | 302431331131 |
6 | 23034252541 |
7 | 3525542113 |
oct | 1104516015 |
9 | 347368077 |
10 | 152214541 |
11 | 78a15046 |
12 | 42b87151 |
13 | 256c5b9b |
14 | 16303ab3 |
15 | d56a911 |
hex | 9129c0d |
152214541 has 4 divisors (see below), whose sum is σ = 152612352. Its totient is φ = 151816732.
The previous prime is 152214523. The next prime is 152214571. The reversal of 152214541 is 145412251.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 145412251 = 107 ⋅1358993.
It is a cyclic number.
It is not a de Polignac number, because 152214541 - 213 = 152206349 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 (152214511) 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, 198331 + ... + 199096.
It is an arithmetic number, because the mean of its divisors is an integer number (38153088).
Almost surely, 2152214541 is an apocalyptic number.
It is an amenable number.
152214541 is a deficient number, since it is larger than the sum of its proper divisors (397811).
152214541 is an equidigital number, since it uses as much as digits as its factorization.
152214541 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 397810.
The product of its digits is 1600, while the sum is 25.
The square root of 152214541 is about 12337.5257243906. The cubic root of 152214541 is about 533.9313001064.
Adding to 152214541 its reverse (145412251), we get a palindrome (297626792).
The spelling of 152214541 in words is "one hundred fifty-two million, two hundred fourteen thousand, five hundred forty-one".
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