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164768366 = 2723511703
BaseRepresentation
bin10011101001000…
…10101001101110
3102111001002201002
421310202221232
5314140041431
624203320302
74040336150
oct1164425156
9374032632
10164768366
1185009a04
1247220092
132819cc99
1417c50ad0
15e6ea3cb
hex9d22a6e

164768366 has 16 divisors (see below), whose sum is σ = 294741504. Its totient is φ = 67544664.

The previous prime is 164768353. The next prime is 164768407. The reversal of 164768366 is 663867461.

164768366 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1647683662 = 54297228868619912, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 164768366.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 255530 + ... + 256173.

It is an arithmetic number, because the mean of its divisors is an integer number (18421344).

Almost surely, 2164768366 is an apocalyptic number.

164768366 is a deficient number, since it is larger than the sum of its proper divisors (129973138).

164768366 is a wasteful number, since it uses less digits than its factorization.

164768366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 511735.

The product of its digits is 870912, while the sum is 47.

The square root of 164768366 is about 12836.2130708399. The cubic root of 164768366 is about 548.2238749085.

It can be divided in two parts, 16476 and 8366, that added together give a palindrome (24842).

The spelling of 164768366 in words is "one hundred sixty-four million, seven hundred sixty-eight thousand, three hundred sixty-six".

Divisors: 1 2 7 14 23 46 161 322 511703 1023406 3581921 7163842 11769169 23538338 82384183 164768366