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164659212208 = 2416364797583
BaseRepresentation
bin1001100101011001110…
…1000010111110110000
3120202000101100122121001
42121112131002332300
510144210224242313
6203350550211344
714616260132161
oct2312635027660
9522011318531
10164659212208
1163916918267
1227ab4053b54
13126b161941a
147d80625768
15443aa29add
hex2656742fb0

164659212208 has 40 divisors (see below), whose sum is σ = 321483852288. Its totient is φ = 81697211712.

The previous prime is 164659212203. The next prime is 164659212239. The reversal of 164659212208 is 802212956461.

164659212208 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1646592122082 (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (164659212203) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1638585 + ... + 1736167.

Almost surely, 2164659212208 is an apocalyptic number.

It is an amenable number.

164659212208 is a deficient number, since it is larger than the sum of its proper divisors (156824640080).

164659212208 is a wasteful number, since it uses less digits than its factorization.

164659212208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98401 (or 98395 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 46.

The spelling of 164659212208 in words is "one hundred sixty-four billion, six hundred fifty-nine million, two hundred twelve thousand, two hundred eight".

Divisors: 1 2 4 8 16 163 326 647 652 1294 1304 2588 2608 5176 10352 97583 105461 195166 210922 390332 421844 780664 843688 1561328 1687376 15906029 31812058 63136201 63624116 126272402 127248232 252544804 254496464 505089608 1010179216 10291200763 20582401526 41164803052 82329606104 164659212208