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67876742 = 247722093
BaseRepresentation
bin1000000101110…
…11011110000110
311201201111101102
410002323132012
5114334023432
610422500102
71452641243
oct402733606
9151644342
1067876742
113535088a
121a894632
13110a726b
14902c5ca
155e5b962
hex40bb786

67876742 has 8 divisors (see below), whose sum is σ = 103981536. Its totient is φ = 33216232.

The previous prime is 67876741. The next prime is 67876751. The reversal of 67876742 is 24767876.

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

It is a Harshad number since it is a multiple of its sum of digits (47).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67876741) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 360953 + ... + 361140.

It is an arithmetic number, because the mean of its divisors is an integer number (12997692).

Almost surely, 267876742 is an apocalyptic number.

67876742 is a deficient number, since it is larger than the sum of its proper divisors (36104794).

67876742 is a wasteful number, since it uses less digits than its factorization.

67876742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 722142.

The product of its digits is 790272, while the sum is 47.

The square root of 67876742 is about 8238.7342474436. The cubic root of 67876742 is about 407.9187450324.

The spelling of 67876742 in words is "sixty-seven million, eight hundred seventy-six thousand, seven hundred forty-two".

Divisors: 1 2 47 94 722093 1444186 33938371 67876742