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68152014 = 23271731817
BaseRepresentation
bin1000000111111…
…10101011001110
311202020110222200
410003332223032
5114421331024
610432422330
71455165630
oct403765316
9152213880
1068152014
1135519687
121a9a79a6
1311172648
1490a0a50
155eb32c9
hex40feace

68152014 has 48 divisors (see below), whose sum is σ = 178689888. Its totient is φ = 18326016.

The previous prime is 68152009. The next prime is 68152027. The reversal of 68152014 is 41025186.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13767 + ... + 18050.

It is an arithmetic number, because the mean of its divisors is an integer number (3722706).

Almost surely, 268152014 is an apocalyptic number.

68152014 is an abundant number, since it is smaller than the sum of its proper divisors (110537874).

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

68152014 is a wasteful number, since it uses less digits than its factorization.

68152014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31849 (or 31846 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 68152014 is about 8255.4233083471. The cubic root of 68152014 is about 408.4694351620.

The spelling of 68152014 in words is "sixty-eight million, one hundred fifty-two thousand, fourteen".

Divisors: 1 2 3 6 7 9 14 17 18 21 34 42 51 63 102 119 126 153 238 306 357 714 1071 2142 31817 63634 95451 190902 222719 286353 445438 540889 572706 668157 1081778 1336314 1622667 2004471 3245334 3786223 4008942 4868001 7572446 9736002 11358669 22717338 34076007 68152014