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68114484 = 22323751137
BaseRepresentation
bin1000000111101…
…01100000110100
311202011120111200
410003311200310
5114414130414
610431532500
71454651334
oct403654064
9152146450
1068114484
11354a3469
121a98a130
131115b539
1490910c4
155ea7109
hex40f5834

68114484 has 36 divisors (see below), whose sum is σ = 176835204. Its totient is φ = 22090752.

The previous prime is 68114483. The next prime is 68114503. The reversal of 68114484 is 48441186.

68114484 is a `hidden beast` number, since 68 + 114 + 484 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 62062884 + 6051600 = 7878^2 + 2460^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68114483) 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 11 ways as a sum of consecutive naturals, for example, 24237 + ... + 26900.

It is an arithmetic number, because the mean of its divisors is an integer number (4912089).

Almost surely, 268114484 is an apocalyptic number.

It is an amenable number.

68114484 is an abundant number, since it is smaller than the sum of its proper divisors (108720720).

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

68114484 is a wasteful number, since it uses less digits than its factorization.

68114484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51184 (or 51179 counting only the distinct ones).

The product of its digits is 24576, while the sum is 36.

The square root of 68114484 is about 8253.1499441122. The cubic root of 68114484 is about 408.3944426474.

The spelling of 68114484 in words is "sixty-eight million, one hundred fourteen thousand, four hundred eighty-four".

Divisors: 1 2 3 4 6 9 12 18 36 37 74 111 148 222 333 444 666 1332 51137 102274 153411 204548 306822 460233 613644 920466 1840932 1892069 3784138 5676207 7568276 11352414 17028621 22704828 34057242 68114484