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164427303 = 3291889969
BaseRepresentation
bin10011100110011…
…11011000100111
3102110101202212010
421303033120213
5314043133203
624152125303
74034415615
oct1163173047
9373352763
10164427303
11848a6737
1247096833
13280b0981
1417ba26b5
15e67e303
hex9ccf627

164427303 has 8 divisors (see below), whose sum is σ = 226796400. Its totient is φ = 105838208.

The previous prime is 164427257. The next prime is 164427323. The reversal of 164427303 is 303724461.

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 164427303 - 210 = 164426279 is a prime.

It is a super-3 number, since 3×1644273033 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164427323) 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, 944898 + ... + 945071.

It is an arithmetic number, because the mean of its divisors is an integer number (28349550).

Almost surely, 2164427303 is an apocalyptic number.

164427303 is a deficient number, since it is larger than the sum of its proper divisors (62369097).

164427303 is a wasteful number, since it uses less digits than its factorization.

164427303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1890001.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 164427303 is about 12822.9210010824. The cubic root of 164427303 is about 547.8453474740.

The spelling of 164427303 in words is "one hundred sixty-four million, four hundred twenty-seven thousand, three hundred three".

Divisors: 1 3 29 87 1889969 5669907 54809101 164427303