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164425310 = 25714991567
BaseRepresentation
bin10011100110011…
…10111001011110
3102110101200010022
421303032321132
5314043102220
624152112142
74034410040
oct1163167136
9373350108
10164425310
11848a5195
1247095652
13280acaaa
1417ba1a90
15e67d925
hex9ccee5e

164425310 has 32 divisors (see below), whose sum is σ = 338688000. Its totient is φ = 56300832.

The previous prime is 164425277. The next prime is 164425357. The reversal of 164425310 is 13524461.

It is a super-3 number, since 3×1644253103 (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 164425310.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 104147 + ... + 105713.

It is an arithmetic number, because the mean of its divisors is an integer number (10584000).

Almost surely, 2164425310 is an apocalyptic number.

164425310 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164425310 is an abundant number, since it is smaller than the sum of its proper divisors (174262690).

164425310 is a wasteful number, since it uses less digits than its factorization.

164425310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3080.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 164425310 is about 12822.8432884443. The cubic root of 164425310 is about 547.8431340131.

Adding to 164425310 its reverse (13524461), we get a palindrome (177949771).

The spelling of 164425310 in words is "one hundred sixty-four million, four hundred twenty-five thousand, three hundred ten".

Divisors: 1 2 5 7 10 14 35 70 1499 1567 2998 3134 7495 7835 10493 10969 14990 15670 20986 21938 52465 54845 104930 109690 2348933 4697866 11744665 16442531 23489330 32885062 82212655 164425310