Search a number
-
+
108207664 = 246762979
BaseRepresentation
bin1100111001100…
…01111000110000
321112121112000021
412130301320300
5210200121124
614423133224
72452515145
oct634617060
9245545007
10108207664
1156098024
12302a4214
1319558606
141052a3cc
1597767e4
hex6731e30

108207664 has 10 divisors (see below), whose sum is σ = 209652380. Its totient is φ = 54103824.

The previous prime is 108207661. The next prime is 108207689. The reversal of 108207664 is 466702801.

It is a zygodrome in base 2.

It is not an unprimeable number, because it can be changed into a prime (108207661) 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 as a sum of consecutive naturals, namely, 3381474 + ... + 3381505.

It is an arithmetic number, because the mean of its divisors is an integer number (20965238).

Almost surely, 2108207664 is an apocalyptic number.

It is an amenable number.

108207664 is a deficient number, since it is larger than the sum of its proper divisors (101444716).

108207664 is an equidigital number, since it uses as much as digits as its factorization.

108207664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6762987 (or 6762981 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 108207664 is about 10402.2912860581. The cubic root of 108207664 is about 476.5253479930.

The spelling of 108207664 in words is "one hundred eight million, two hundred seven thousand, six hundred sixty-four".

Divisors: 1 2 4 8 16 6762979 13525958 27051916 54103832 108207664