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67383282473 = 1316331799567
BaseRepresentation
bin111110110000010110…
…110100101100101001
320102221001112102020122
4332300112310230221
52101000110014343
650542213333025
74603551310403
oct766026645451
9212831472218
1067383282473
1126639119501
1211086637175
13647b2a03a0
1433932a1b73
151b45a2c068
hexfb05b4b29

67383282473 has 8 divisors (see below), whose sum is σ = 73011808128. Its totient is φ = 61818356304.

The previous prime is 67383282451. The next prime is 67383282487. The reversal of 67383282473 is 37428238376.

It is a happy number.

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 67383282473 - 28 = 67383282217 is a prime.

It is a super-2 number, since 2×673832824732 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67383282493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15897665 + ... + 15901902.

It is an arithmetic number, because the mean of its divisors is an integer number (9126476016).

Almost surely, 267383282473 is an apocalyptic number.

It is an amenable number.

67383282473 is a deficient number, since it is larger than the sum of its proper divisors (5628525655).

67383282473 is a wasteful number, since it uses less digits than its factorization.

67383282473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31799743.

The product of its digits is 8128512, while the sum is 53.

The spelling of 67383282473 in words is "sixty-seven billion, three hundred eighty-three million, two hundred eighty-two thousand, four hundred seventy-three".

Divisors: 1 13 163 2119 31799567 413394371 5183329421 67383282473