Base | Representation |
---|---|
bin | 111001011000… |
… | …011001010001 |
3 | 1001022012220220 |
4 | 321120121101 |
5 | 12322322004 |
6 | 1254223253 |
7 | 241566414 |
oct | 71303121 |
9 | 31265826 |
10 | 15042129 |
11 | 8544413 |
12 | 5054b29 |
13 | 316888b |
14 | 1dd7b7b |
15 | 14c1dd9 |
hex | e58651 |
15042129 has 16 divisors (see below), whose sum is σ = 21254400. Its totient is φ = 9436176.
The previous prime is 15042119. The next prime is 15042133. The reversal of 15042129 is 92124051.
It is not a de Polignac number, because 15042129 - 24 = 15042113 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 15042099 and 15042108.
It is not an unprimeable number, because it can be changed into a prime (15042119) 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, 8482 + ... + 10100.
It is an arithmetic number, because the mean of its divisors is an integer number (1328400).
Almost surely, 215042129 is an apocalyptic number.
15042129 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
It is an amenable number.
15042129 is a deficient number, since it is larger than the sum of its proper divisors (6212271).
15042129 is a wasteful number, since it uses less digits than its factorization.
15042129 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1804.
The product of its (nonzero) digits is 720, while the sum is 24.
The square root of 15042129 is about 3878.4183631991. The cubic root of 15042129 is about 246.8518783879.
The spelling of 15042129 in words is "fifteen million, forty-two thousand, one hundred twenty-nine".
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