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164325244 = 22139337877
BaseRepresentation
bin10011100101101…
…10011101111100
3102110012120212011
421302312131330
5314031401434
624150021004
74033512226
oct1162663574
9373176764
10164325244
1184836a96
1247047764
1328076395
1417b77416
15e65de64
hex9cb677c

164325244 has 24 divisors (see below), whose sum is σ = 290828720. Its totient is φ = 81236736.

The previous prime is 164325233. The next prime is 164325257. The reversal of 164325244 is 442523461.

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 7 ways as a sum of consecutive naturals, for example, 186934 + ... + 187810.

Almost surely, 2164325244 is an apocalyptic number.

It is an amenable number.

164325244 is a deficient number, since it is larger than the sum of its proper divisors (126503476).

164325244 is a wasteful number, since it uses less digits than its factorization.

164325244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1357 (or 1355 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 164325244 is about 12818.9408298814. The cubic root of 164325244 is about 547.7319759526.

The spelling of 164325244 in words is "one hundred sixty-four million, three hundred twenty-five thousand, two hundred forty-four".

Divisors: 1 2 4 139 278 337 556 674 877 1348 1754 3508 46843 93686 121903 187372 243806 295549 487612 591098 1182196 41081311 82162622 164325244