Base | Representation |
---|---|
bin | 110000001001… |
… | …000101110111 |
3 | 212202011121000 |
4 | 300021011313 |
5 | 11212321101 |
6 | 1130254343 |
7 | 212161305 |
oct | 60110567 |
9 | 25664530 |
10 | 12620151 |
11 | 713a785 |
12 | 42873b3 |
13 | 27cb35b |
14 | 1967275 |
15 | 1194486 |
hex | c09177 |
12620151 has 16 divisors (see below), whose sum is σ = 18828000. Its totient is φ = 8354304.
The previous prime is 12620149. The next prime is 12620203. The reversal of 12620151 is 15102621.
12620151 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 12620151 - 21 = 12620149 is a prime.
It is a super-2 number, since 2×126201512 = 318536422525602, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12620141) 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 15 ways as a sum of consecutive naturals, for example, 2455 + ... + 5591.
It is an arithmetic number, because the mean of its divisors is an integer number (1176750).
Almost surely, 212620151 is an apocalyptic number.
12620151 is a deficient number, since it is larger than the sum of its proper divisors (6207849).
12620151 is a wasteful number, since it uses less digits than its factorization.
12620151 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3295 (or 3289 counting only the distinct ones).
The product of its (nonzero) digits is 120, while the sum is 18.
The square root of 12620151 is about 3552.4851864575. The cubic root of 12620151 is about 232.8206605641.
Adding to 12620151 its reverse (15102621), we get a palindrome (27722772).
The spelling of 12620151 in words is "twelve million, six hundred twenty thousand, one hundred fifty-one".
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