Base | Representation |
---|---|
bin | 1110111010101101010… |
… | …11101011110101101001 |
3 | 1210222222212102010220211 |
4 | 13131112223223311221 |
5 | 31344203140304203 |
6 | 1031244213021121 |
7 | 52013413006600 |
oct | 7352653536551 |
9 | 1728885363824 |
10 | 512555400553 |
11 | 188412185799 |
12 | 834059247a1 |
13 | 39445393c81 |
14 | 1ab448d8a37 |
15 | d4ed011c6d |
hex | 7756aebd69 |
512555400553 has 48 divisors (see below), whose sum is σ = 634691151360. Its totient is φ = 411971616000.
The previous prime is 512555400529. The next prime is 512555400557. The reversal of 512555400553 is 355004555215.
It is not a de Polignac number, because 512555400553 - 229 = 512018529641 is a prime.
It is not an unprimeable number, because it can be changed into a prime (512555400557) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12972478 + ... + 13011928.
It is an arithmetic number, because the mean of its divisors is an integer number (13222732320).
Almost surely, 2512555400553 is an apocalyptic number.
It is an amenable number.
512555400553 is a deficient number, since it is larger than the sum of its proper divisors (122135750807).
512555400553 is a wasteful number, since it uses less digits than its factorization.
512555400553 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39758 (or 39751 counting only the distinct ones).
The product of its (nonzero) digits is 375000, while the sum is 40.
Adding to 512555400553 its reverse (355004555215), we get a palindrome (867559955768).
The spelling of 512555400553 in words is "five hundred twelve billion, five hundred fifty-five million, four hundred thousand, five hundred fifty-three".
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