Base | Representation |
---|---|
bin | 110111101111010101010010… |
… | …011010011101110011010011 |
3 | 1012010222122200122110121000112 |
4 | 313233111102122131303103 |
5 | 224112424413120221230 |
6 | 2225214055303111535 |
7 | 102431105232434600 |
oct | 6757252232356323 |
9 | 1163878618417015 |
10 | 245145231023315 |
11 | 71124565a98287 |
12 | 235b2955a425ab |
13 | a6a313316844c |
14 | 4477141b116a7 |
15 | 1d51bcb58bd95 |
hex | def55269dcd3 |
245145231023315 has 12 divisors (see below), whose sum is σ = 342202730653296. Its totient is φ = 168099586987248.
The previous prime is 245145231023279. The next prime is 245145231023359. The reversal of 245145231023315 is 513320132541542.
It is not a de Polignac number, because 245145231023315 - 238 = 244870353116371 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 500296389599 + ... + 500296390088.
It is an arithmetic number, because the mean of its divisors is an integer number (28516894221108).
Almost surely, 2245145231023315 is an apocalyptic number.
245145231023315 is a deficient number, since it is larger than the sum of its proper divisors (97057499629981).
245145231023315 is a wasteful number, since it uses less digits than its factorization.
245145231023315 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1000592779706 (or 1000592779699 counting only the distinct ones).
The product of its (nonzero) digits is 432000, while the sum is 41.
Adding to 245145231023315 its reverse (513320132541542), we get a palindrome (758465363564857).
The spelling of 245145231023315 in words is "two hundred forty-five trillion, one hundred forty-five billion, two hundred thirty-one million, twenty-three thousand, three hundred fifteen".
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