Search a number
-
+
68011098 = 23163197353
BaseRepresentation
bin1000000110111…
…00010001011010
311201222022200120
410003130101122
5114402323343
610425414110
71454041041
oct403342132
9151868616
1068011098
1135432821
121a93a336
131112346c
149065558
155e86683
hex40dc45a

68011098 has 32 divisors (see below), whose sum is σ = 137941056. Its totient is φ = 22353408.

The previous prime is 68011093. The next prime is 68011109. The reversal of 68011098 is 89011086.

It is a plaindrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (68011093) 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 15 ways as a sum of consecutive naturals, for example, 192490 + ... + 192842.

It is an arithmetic number, because the mean of its divisors is an integer number (4310658).

Almost surely, 268011098 is an apocalyptic number.

68011098 is an abundant number, since it is smaller than the sum of its proper divisors (69929958).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

68011098 is a wasteful number, since it uses less digits than its factorization.

68011098 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 718.

The product of its (nonzero) digits is 3456, while the sum is 33.

The square root of 68011098 is about 8246.8841388733. The cubic root of 68011098 is about 408.1877139879.

The spelling of 68011098 in words is "sixty-eight million, eleven thousand, ninety-eight".

Divisors: 1 2 3 6 163 197 326 353 394 489 591 706 978 1059 1182 2118 32111 57539 64222 69541 96333 115078 139082 172617 192666 208623 345234 417246 11335183 22670366 34005549 68011098