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67342153 = 971734013
BaseRepresentation
bin1000000001110…
…00111101001001
311200201100001211
410000320331021
5114214422103
610403213121
71445253544
oct400707511
9150640054
1067342153
113501617a
121a6771a1
1310c4ab38
148d2d85b
155da336d
hex4038f49

67342153 has 8 divisors (see below), whose sum is σ = 68446728. Its totient is φ = 66246144.

The previous prime is 67342103. The next prime is 67342159. The reversal of 67342153 is 35124376.

It can be written as a sum of positive squares in 4 ways, for example, as 34199104 + 33143049 = 5848^2 + 5757^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 67342153 - 213 = 67333961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67342159) 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 7 ways as a sum of consecutive naturals, for example, 14775 + ... + 18787.

It is an arithmetic number, because the mean of its divisors is an integer number (8555841).

Almost surely, 267342153 is an apocalyptic number.

It is an amenable number.

67342153 is a deficient number, since it is larger than the sum of its proper divisors (1104575).

67342153 is a wasteful number, since it uses less digits than its factorization.

67342153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4283.

The product of its digits is 15120, while the sum is 31.

The square root of 67342153 is about 8206.2264774987. The cubic root of 67342153 is about 406.8450150114.

The spelling of 67342153 in words is "sixty-seven million, three hundred forty-two thousand, one hundred fifty-three".

Divisors: 1 97 173 4013 16781 389261 694249 67342153