Base | Representation |
---|---|
bin | 101101000100001… |
… | …1100000010000101 |
3 | 10220101101202111021 |
4 | 1122020130002011 |
5 | 11044103131123 |
6 | 410014511141 |
7 | 52321105600 |
oct | 13210340205 |
9 | 3811352437 |
10 | 1512161413 |
11 | 706637284 |
12 | 3625054b1 |
13 | 1b138c889 |
14 | 104b8b337 |
15 | 8cb4cc5d |
hex | 5a21c085 |
1512161413 has 12 divisors (see below), whose sum is σ = 1819703340. Its totient is φ = 1251442752.
The previous prime is 1512161393. The next prime is 1512161429. The reversal of 1512161413 is 3141612151.
It can be written as a sum of positive squares in 2 ways, for example, as 946054564 + 566106849 = 30758^2 + 23793^2 .
It is not a de Polignac number, because 1512161413 - 29 = 1512160901 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1512161213) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 530656 + ... + 533497.
It is an arithmetic number, because the mean of its divisors is an integer number (151641945).
Almost surely, 21512161413 is an apocalyptic number.
It is an amenable number.
1512161413 is a deficient number, since it is larger than the sum of its proper divisors (307541927).
1512161413 is a wasteful number, since it uses less digits than its factorization.
1512161413 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1064196 (or 1064189 counting only the distinct ones).
The product of its digits is 720, while the sum is 25.
The square root of 1512161413 is about 38886.5196822755. The cubic root of 1512161413 is about 1147.7995510621.
Adding to 1512161413 its reverse (3141612151), we get a palindrome (4653773564).
The spelling of 1512161413 in words is "one billion, five hundred twelve million, one hundred sixty-one thousand, four hundred thirteen".
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