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67424104 = 2311269653
BaseRepresentation
bin1000000010011…
…00111101101000
311200212111111001
410001030331220
5114230032404
610405044344
71446044506
oct401147550
9150774431
1067424104
1135071800
121a6b66b4
1310c79227
148d51676
155dbc7a4
hex404cf68

67424104 has 24 divisors (see below), whose sum is σ = 138959730. Its totient is φ = 30646880.

The previous prime is 67424089. The next prime is 67424111. The reversal of 67424104 is 40142476.

It can be written as a sum of positive squares in only one way, i.e., 39312900 + 28111204 = 6270^2 + 5302^2 .

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 5 ways as a sum of consecutive naturals, for example, 33859 + ... + 35794.

Almost surely, 267424104 is an apocalyptic number.

It is an amenable number.

67424104 is an abundant number, since it is smaller than the sum of its proper divisors (71535626).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

67424104 is a wasteful number, since it uses less digits than its factorization.

67424104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 69681 (or 69666 counting only the distinct ones).

The product of its (nonzero) digits is 5376, while the sum is 28.

The square root of 67424104 is about 8211.2181800266. The cubic root of 67424104 is about 407.0099827111.

It can be divided in two parts, 67424 and 104, that added together give a triangular number (67528 = T367).

The spelling of 67424104 in words is "sixty-seven million, four hundred twenty-four thousand, one hundred four".

Divisors: 1 2 4 8 11 22 44 88 121 242 484 968 69653 139306 278612 557224 766183 1532366 3064732 6129464 8428013 16856026 33712052 67424104