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164350612 = 22228118013
BaseRepresentation
bin10011100101111…
…00101010010100
3102110020212122201
421302330222110
5314033204422
624150334244
74033646206
oct1162745224
9373225581
10164350612
1184854058
124705a384
1328084aaa
1417b82776
15e666727
hex9cbca94

164350612 has 12 divisors (see below), whose sum is σ = 287755636. Its totient is φ = 82134720.

The previous prime is 164350603. The next prime is 164350619. The reversal of 164350612 is 216053461.

164350612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 129823236 + 34527376 = 11394^2 + 5876^2 .

It is a super-2 number, since 2×1643506122 = 54022247329549088, which contains 22 as substring.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164350619) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118 + ... + 18130.

Almost surely, 2164350612 is an apocalyptic number.

It is an amenable number.

164350612 is a deficient number, since it is larger than the sum of its proper divisors (123405024).

164350612 is a wasteful number, since it uses less digits than its factorization.

164350612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20298 (or 20296 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 164350612 is about 12819.9302650209. The cubic root of 164350612 is about 547.7601601996.

The spelling of 164350612 in words is "one hundred sixty-four million, three hundred fifty thousand, six hundred twelve".

Divisors: 1 2 4 2281 4562 9124 18013 36026 72052 41087653 82175306 164350612