Base | Representation |
---|---|
bin | 100101010101111110011110… |
… | …110001101011000000001111 |
3 | 210112111222202220120021020212 |
4 | 211111332132301223000033 |
5 | 133011333224033044241 |
6 | 1341145505201033035 |
7 | 46410540502106645 |
oct | 4525763661530017 |
9 | 715458686507225 |
10 | 164237918253071 |
11 | 48370a011a8883 |
12 | 165064aa62577b |
13 | 70847527c4960 |
14 | 2c7b22c87d195 |
15 | 13ec312629beb |
hex | 955f9ec6b00f |
164237918253071 has 8 divisors (see below), whose sum is σ = 177475261629120. Its totient is φ = 151086811642272.
The previous prime is 164237918253049. The next prime is 164237918253119. The reversal of 164237918253071 is 170352819732461.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 164237918253071 - 210 = 164237918252047 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 164237918253071.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (164237918253971) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21559187351 + ... + 21559194968.
It is an arithmetic number, because the mean of its divisors is an integer number (22184407703640).
It is a 1-persistent number, because it is pandigital, but 2⋅164237918253071 = 328475836506142 is not.
Almost surely, 2164237918253071 is an apocalyptic number.
164237918253071 is a deficient number, since it is larger than the sum of its proper divisors (13237343376049).
164237918253071 is a wasteful number, since it uses less digits than its factorization.
164237918253071 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 43118382625.
The product of its (nonzero) digits is 15240960, while the sum is 59.
The spelling of 164237918253071 in words is "one hundred sixty-four trillion, two hundred thirty-seven billion, nine hundred eighteen million, two hundred fifty-three thousand, seventy-one".
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