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67480377 = 343152189
BaseRepresentation
bin1000000010110…
…10101100111001
311200222100200020
410001122230321
5114233333002
610410201053
71446400536
oct401325471
9150870606
1067480377
1135100008
121a723189
1310c98a23
148d67d8d
155dce2bc
hex405ab39

67480377 has 8 divisors (see below), whose sum is σ = 90184320. Its totient is φ = 44881680.

The previous prime is 67480351. The next prime is 67480393. The reversal of 67480377 is 77308476.

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

It is not a de Polignac number, because 67480377 - 26 = 67480313 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67480337) 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, 24802 + ... + 27387.

It is an arithmetic number, because the mean of its divisors is an integer number (11273040).

Almost surely, 267480377 is an apocalyptic number.

It is an amenable number.

67480377 is a deficient number, since it is larger than the sum of its proper divisors (22703943).

67480377 is a wasteful number, since it uses less digits than its factorization.

67480377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52623.

The product of its (nonzero) digits is 197568, while the sum is 42.

The square root of 67480377 is about 8214.6440580222. The cubic root of 67480377 is about 407.1231830972.

The spelling of 67480377 in words is "sixty-seven million, four hundred eighty thousand, three hundred seventy-seven".

Divisors: 1 3 431 1293 52189 156567 22493459 67480377