Base | Representation |
---|---|
bin | 100101000010101100010… |
… | …110010000100100111100 |
3 | 100000100102010012121110201 |
4 | 211002230112100210330 |
5 | 313201202102433302 |
6 | 5225220411413244 |
7 | 351623110214320 |
oct | 45025426204474 |
9 | 10010363177421 |
10 | 2545512155452 |
11 | 8a16002832a2 |
12 | 351406a54224 |
13 | 15606b743036 |
14 | 8b2bc37d980 |
15 | 463344b8c87 |
hex | 250ac59093c |
2545512155452 has 24 divisors (see below), whose sum is σ = 5117678899200. Its totient is φ = 1085222083440.
The previous prime is 2545512155423. The next prime is 2545512155479.
2545512155452 is nontrivially palindromic in base 10.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237981952 + ... + 237992647.
It is an arithmetic number, because the mean of its divisors is an integer number (213236620800).
Almost surely, 22545512155452 is an apocalyptic number.
It is an amenable number.
2545512155452 is an abundant number, since it is smaller than the sum of its proper divisors (2572166743748).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2545512155452 is a wasteful number, since it uses less digits than its factorization.
2545512155452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 475974801 (or 475974799 counting only the distinct ones).
The product of its digits is 2000000, while the sum is 46.
Adding to 2545512155452 its product of digits (2000000), we get a palindrome (2545514155452).
Subtracting from 2545512155452 its product of digits (2000000), we obtain a palindrome (2545510155452).
The spelling of 2545512155452 in words is "two trillion, five hundred forty-five billion, five hundred twelve million, one hundred fifty-five thousand, four hundred fifty-two".
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