Base | Representation |
---|---|
bin | 100001011100111100… |
… | …1001010110011101010 |
3 | 20212102112100010022011 |
4 | 1002321321022303222 |
5 | 2134111042420140 |
6 | 53000234550134 |
7 | 5122135014523 |
oct | 1027171126352 |
9 | 225375303264 |
10 | 71838248170 |
11 | 28514900137 |
12 | 11b0a59834a |
13 | 6a0b239a70 |
14 | 3696c0784a |
15 | 1d06bc1cea |
hex | 10b9e4acea |
71838248170 has 64 divisors (see below), whose sum is σ = 146927208960. Its totient is φ = 25070169600.
The previous prime is 71838248161. The next prime is 71838248213. The reversal of 71838248170 is 7184283817.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1030830 + ... + 1098310.
It is an arithmetic number, because the mean of its divisors is an integer number (2295737640).
Almost surely, 271838248170 is an apocalyptic number.
71838248170 is an abundant number, since it is smaller than the sum of its proper divisors (75088960790).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71838248170 is a wasteful number, since it uses less digits than its factorization.
71838248170 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 67951.
The product of its (nonzero) digits is 602112, while the sum is 49.
The spelling of 71838248170 in words is "seventy-one billion, eight hundred thirty-eight million, two hundred forty-eight thousand, one hundred seventy".
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