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164435230 = 2516443523
BaseRepresentation
bin10011100110100…
…01010100011110
3102110102011201201
421303101110132
5314043411410
624152230114
74034451001
oct1163212436
9373364651
10164435230
1184901693
124709b33a
13280b446b
1417ba5538
15e68183a
hex9cd151e

164435230 has 8 divisors (see below), whose sum is σ = 295983432. Its totient is φ = 65774088.

The previous prime is 164435213. The next prime is 164435251. The reversal of 164435230 is 32534461.

164435230 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×1644352303 (a number of 26 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8221752 + ... + 8221771.

It is an arithmetic number, because the mean of its divisors is an integer number (36997929).

Almost surely, 2164435230 is an apocalyptic number.

164435230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

164435230 is a deficient number, since it is larger than the sum of its proper divisors (131548202).

164435230 is a wasteful number, since it uses less digits than its factorization.

164435230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16443530.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 164435230 is about 12823.2300922973. The cubic root of 164435230 is about 547.8541511625.

Adding to 164435230 its reverse (32534461), we get a palindrome (196969691).

The spelling of 164435230 in words is "one hundred sixty-four million, four hundred thirty-five thousand, two hundred thirty".

Divisors: 1 2 5 10 16443523 32887046 82217615 164435230