Search a number
-
+
164204711 = 1123962459
BaseRepresentation
bin10011100100110…
…01000010100111
3102102222110111222
421302121002213
5314014022321
624143250555
74032500636
oct1162310247
9372873458
10164204711
1184764480
1246ba9a5b
1328033568
1417b4551d
15e6383ab
hex9c990a7

164204711 has 8 divisors (see below), whose sum is σ = 179884800. Its totient is φ = 148650040.

The previous prime is 164204693. The next prime is 164204723. The reversal of 164204711 is 117402461.

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

It is not a de Polignac number, because 164204711 - 218 = 163942567 is a prime.

It is a super-2 number, since 2×1642047112 = 53926374229187042, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164204111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28601 + ... + 33858.

It is an arithmetic number, because the mean of its divisors is an integer number (22485600).

Almost surely, 2164204711 is an apocalyptic number.

164204711 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

164204711 is a deficient number, since it is larger than the sum of its proper divisors (15680089).

164204711 is a wasteful number, since it uses less digits than its factorization.

164204711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62709.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 164204711 is about 12814.2386039905. The cubic root of 164204711 is about 547.5980222457.

The spelling of 164204711 in words is "one hundred sixty-four million, two hundred four thousand, seven hundred eleven".

Divisors: 1 11 239 2629 62459 687049 14927701 164204711