Search a number
-
+
68703201 = 337593613
BaseRepresentation
bin1000001100001…
…01001111100001
311210021111002000
410012011033201
5120042000301
610452314213
71462652610
oct406051741
9153244060
1068703201
1135865806
121b012969
13113064a8
1491a5877
156071786
hex41853e1

68703201 has 32 divisors (see below), whose sum is σ = 116709120. Its totient is φ = 39128832.

The previous prime is 68703169. The next prime is 68703203. The reversal of 68703201 is 10230786.

It is not a de Polignac number, because 68703201 - 25 = 68703169 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (68703203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 111771 + ... + 112383.

It is an arithmetic number, because the mean of its divisors is an integer number (3647160).

Almost surely, 268703201 is an apocalyptic number.

It is an amenable number.

68703201 is a deficient number, since it is larger than the sum of its proper divisors (48005919).

68703201 is a wasteful number, since it uses less digits than its factorization.

68703201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1222 (or 1216 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 27.

The square root of 68703201 is about 8288.7394095845. The cubic root of 68703201 is about 409.5676604646.

Adding to 68703201 its reverse (10230786), we get a palindrome (78933987).

The spelling of 68703201 in words is "sixty-eight million, seven hundred three thousand, two hundred one".

Divisors: 1 3 7 9 21 27 63 189 593 613 1779 1839 4151 4291 5337 5517 12453 12873 16011 16551 37359 38619 112077 115857 363509 1090527 2544563 3271581 7633689 9814743 22901067 68703201