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67080275 = 522683211
BaseRepresentation
bin1111111111100…
…1000001010011
311200020000211122
43333321001103
5114133032100
610353432455
71443113213
oct377710123
9150200748
1067080275
1134957449
121a56b72b
1310b88892
148ca2243
155d50985
hex3ff9053

67080275 has 6 divisors (see below), whose sum is σ = 83179572. Its totient is φ = 53664200.

The previous prime is 67080271. The next prime is 67080281. The reversal of 67080275 is 57208076.

It is not a de Polignac number, because 67080275 - 22 = 67080271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (67080271) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1341581 + ... + 1341630.

It is an arithmetic number, because the mean of its divisors is an integer number (13863262).

Almost surely, 267080275 is an apocalyptic number.

67080275 is a deficient number, since it is larger than the sum of its proper divisors (16099297).

67080275 is a wasteful number, since it uses less digits than its factorization.

67080275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683221 (or 2683216 counting only the distinct ones).

The product of its (nonzero) digits is 23520, while the sum is 35.

The square root of 67080275 is about 8190.2548800388. The cubic root of 67080275 is about 406.3169546450.

The spelling of 67080275 in words is "sixty-seven million, eighty thousand, two hundred seventy-five".

Divisors: 1 5 25 2683211 13416055 67080275