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67243115032 = 2319421432799
BaseRepresentation
bin111110101000000000…
…001000001000011000
320102120021210011122221
4332220000020020120
52100203214140112
650520245153424
74600230022102
oct765000101030
9212507704587
1067243115032
1126576a92645
12110476bb874
136458234a82
14337c816572
151b38590e07
hexfa8008218

67243115032 has 16 divisors (see below), whose sum is σ = 126087624000. Its totient is φ = 33619748640.

The previous prime is 67243115021. The next prime is 67243115059. The reversal of 67243115032 is 23051134276.

It is a super-2 number, since 2×672431150322 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 61032 + ... + 371767.

It is an arithmetic number, because the mean of its divisors is an integer number (7880476500).

Almost surely, 267243115032 is an apocalyptic number.

It is an amenable number.

67243115032 is a deficient number, since it is larger than the sum of its proper divisors (58844508968).

67243115032 is a wasteful number, since it uses less digits than its factorization.

67243115032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 452226 (or 452222 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 34.

The spelling of 67243115032 in words is "sixty-seven billion, two hundred forty-three million, one hundred fifteen thousand, thirty-two".

Divisors: 1 2 4 8 19421 38842 77684 155368 432799 865598 1731196 3462392 8405389379 16810778758 33621557516 67243115032