Base | Representation |
---|---|
bin | 111101001110100011100… |
… | …0000101110010111111101 |
3 | 1002210110200001212222212200 |
4 | 1322131013000232113331 |
5 | 2100332441232231044 |
6 | 25521451254422113 |
7 | 1525652226255621 |
oct | 172350700562775 |
9 | 32713601788780 |
10 | 8415032305149 |
11 | 27548823a1a18 |
12 | b3aa81361939 |
13 | 4906c367c802 |
14 | 21140b075181 |
15 | e8d63405369 |
hex | 7a74702e5fd |
8415032305149 has 6 divisors (see below), whose sum is σ = 12155046663006. Its totient is φ = 5610021536760.
The previous prime is 8415032305123. The next prime is 8415032305187. The reversal of 8415032305149 is 9415032305148.
8415032305149 is a `hidden beast` number, since 84 + 1 + 50 + 3 + 2 + 3 + 0 + 514 + 9 = 666.
It can be written as a sum of positive squares in only one way, i.e., 8377117205625 + 37915099524 = 2894325^2 + 194718^2 .
It is not a de Polignac number, because 8415032305149 - 27 = 8415032305021 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (8415032305189) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 467501794722 + ... + 467501794739.
It is an arithmetic number, because the mean of its divisors is an integer number (2025841110501).
Almost surely, 28415032305149 is an apocalyptic number.
It is an amenable number.
8415032305149 is a deficient number, since it is larger than the sum of its proper divisors (3740014357857).
8415032305149 is a wasteful number, since it uses less digits than its factorization.
8415032305149 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 935003589467 (or 935003589464 counting only the distinct ones).
The product of its (nonzero) digits is 518400, while the sum is 45.
Subtracting 8415032305149 from its reverse (9415032305148), we obtain a palindrome (999999999999).
The spelling of 8415032305149 in words is "eight trillion, four hundred fifteen billion, thirty-two million, three hundred five thousand, one hundred forty-nine".
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