Base | Representation |
---|---|
bin | 1100100001011101101… |
… | …0101111010001000001 |
3 | 202120022120012212220122 |
4 | 3020113122233101001 |
5 | 12011102130000423 |
6 | 242500131350025 |
7 | 21354254311226 |
oct | 3102732572101 |
9 | 676276185818 |
10 | 215141250113 |
11 | 83271699549 |
12 | 35842452315 |
13 | 173981c257a |
14 | a5acd9394d |
15 | 58e288a8c8 |
hex | 32176af441 |
215141250113 has 12 divisors (see below), whose sum is σ = 225319355820. Its totient is φ = 205388553216.
The previous prime is 215141250073. The next prime is 215141250127. The reversal of 215141250113 is 311052141512.
It can be written as a sum of positive squares in 6 ways, for example, as 9613214209 + 205528035904 = 98047^2 + 453352^2 .
It is not a de Polignac number, because 215141250113 - 218 = 215140987969 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (215141250173) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1362320 + ... + 1512017.
It is an arithmetic number, because the mean of its divisors is an integer number (18776612985).
Almost surely, 2215141250113 is an apocalyptic number.
It is an amenable number.
215141250113 is a deficient number, since it is larger than the sum of its proper divisors (10178105707).
215141250113 is an equidigital number, since it uses as much as digits as its factorization.
215141250113 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2874484 (or 2874455 counting only the distinct ones).
The product of its (nonzero) digits is 1200, while the sum is 26.
Adding to 215141250113 its reverse (311052141512), we get a palindrome (526193391625).
The spelling of 215141250113 in words is "two hundred fifteen billion, one hundred forty-one million, two hundred fifty thousand, one hundred thirteen".
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