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67305042 = 2327534167
BaseRepresentation
bin1000000001011…
…11111001010010
311200122110011100
410000233321102
5114212230132
610402325230
71445040420
oct400577122
9150573140
1067305042
1134aa0302
121a659816
1310c36c8c
148d20110
155d9737c
hex402fe52

67305042 has 24 divisors (see below), whose sum is σ = 166660416. Its totient is φ = 19229976.

The previous prime is 67305037. The next prime is 67305053. The reversal of 67305042 is 24050376.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 67304997 and 67305015.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 266958 + ... + 267209.

It is an arithmetic number, because the mean of its divisors is an integer number (6944184).

Almost surely, 267305042 is an apocalyptic number.

67305042 is an abundant number, since it is smaller than the sum of its proper divisors (99355374).

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

67305042 is a wasteful number, since it uses less digits than its factorization.

67305042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534182 (or 534179 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 27.

The square root of 67305042 is about 8203.9650169903. The cubic root of 67305042 is about 406.7702663881.

The spelling of 67305042 in words is "sixty-seven million, three hundred five thousand, forty-two".

Divisors: 1 2 3 6 7 9 14 18 21 42 63 126 534167 1068334 1602501 3205002 3739169 4807503 7478338 9615006 11217507 22435014 33652521 67305042