Base | Representation |
---|---|
bin | 1010000010100000100… |
… | …0000000011011101011 |
3 | 121111011212021021012022 |
4 | 2200220020000123223 |
5 | 10311210300120103 |
6 | 211122114535055 |
7 | 15314004533435 |
oct | 2405010003353 |
9 | 544155237168 |
10 | 172471879403 |
11 | 6716597480a |
12 | 2951459748b |
13 | 133580bbb15 |
14 | 84c2087655 |
15 | 474686e138 |
hex | 28282006eb |
172471879403 has 32 divisors (see below), whose sum is σ = 188696494080. Its totient is φ = 157037508000.
The previous prime is 172471879381. The next prime is 172471879417. The reversal of 172471879403 is 304978174271.
It is not a de Polignac number, because 172471879403 - 226 = 172404770539 is a prime.
It is not an unprimeable number, because it can be changed into a prime (172471879453) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115985726 + ... + 115987212.
It is an arithmetic number, because the mean of its divisors is an integer number (5896765440).
Almost surely, 2172471879403 is an apocalyptic number.
172471879403 is a deficient number, since it is larger than the sum of its proper divisors (16224614677).
172471879403 is a wasteful number, since it uses less digits than its factorization.
172471879403 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2759.
The product of its (nonzero) digits is 2370816, while the sum is 53.
The spelling of 172471879403 in words is "one hundred seventy-two billion, four hundred seventy-one million, eight hundred seventy-nine thousand, four hundred three".
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