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67080147 = 3171315297
BaseRepresentation
bin1111111111100…
…0111111010011
311200020000122220
43333320333103
5114133031042
610353432123
71443112641
oct377707723
9150200586
1067080147
1134957342
121a56b643
1310b887c4
148ca2191
155d508ec
hex3ff8fd3

67080147 has 8 divisors (see below), whose sum is σ = 94701456. Its totient is φ = 42089472.

The previous prime is 67080131. The next prime is 67080157. The reversal of 67080147 is 74108076.

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

It is not a de Polignac number, because 67080147 - 24 = 67080131 is a prime.

It is a super-2 number, since 2×670801472 = 8999492243083218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (67080107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 657598 + ... + 657699.

It is an arithmetic number, because the mean of its divisors is an integer number (11837682).

Almost surely, 267080147 is an apocalyptic number.

67080147 is a deficient number, since it is larger than the sum of its proper divisors (27621309).

67080147 is a wasteful number, since it uses less digits than its factorization.

67080147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1315317.

The product of its (nonzero) digits is 9408, while the sum is 33.

The square root of 67080147 is about 8190.2470658705. The cubic root of 67080147 is about 406.3166962054.

The spelling of 67080147 in words is "sixty-seven million, eighty thousand, one hundred forty-seven".

Divisors: 1 3 17 51 1315297 3945891 22360049 67080147