Base | Representation |
---|---|
bin | 11111010100010110001… |
… | …101011001001101111111 |
3 | 21121202002010012221001121 |
4 | 133110112031121031333 |
5 | 240230101203201330 |
6 | 4324403513451411 |
7 | 311326212402655 |
oct | 37242615311577 |
9 | 7552063187047 |
10 | 2152151225215 |
11 | 75a7a4295312 |
12 | 2a9127110b67 |
13 | 127c406c8654 |
14 | 76243c22dd5 |
15 | 3aeb089217a |
hex | 1f51635937f |
2152151225215 has 16 divisors (see below), whose sum is σ = 2734541316000. Its totient is φ = 1620417623040.
The previous prime is 2152151225179. The next prime is 2152151225219. The reversal of 2152151225215 is 5125221512512.
It is not a de Polignac number, because 2152151225215 - 213 = 2152151217023 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2152151225219) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6517411 + ... + 6839659.
It is an arithmetic number, because the mean of its divisors is an integer number (170908832250).
Almost surely, 22152151225215 is an apocalyptic number.
2152151225215 is a deficient number, since it is larger than the sum of its proper divisors (582390090785).
2152151225215 is a wasteful number, since it uses less digits than its factorization.
2152151225215 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 400842.
The product of its digits is 20000, while the sum is 34.
Adding to 2152151225215 its reverse (5125221512512), we get a palindrome (7277372737727).
The spelling of 2152151225215 in words is "two trillion, one hundred fifty-two billion, one hundred fifty-one million, two hundred twenty-five thousand, two hundred fifteen".
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