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67411424 = 256613187
BaseRepresentation
bin1000000010010…
…01110111100000
311200211212002102
410001021313200
5114224131144
610404505532
71445662523
oct401116740
9150755072
1067411424
1135063223
121a6ab2a8
1310c73522
148d4abba
155db8b4e
hex4049de0

67411424 has 24 divisors (see below), whose sum is σ = 132958728. Its totient is φ = 33644160.

The previous prime is 67411423. The next prime is 67411429. The reversal of 67411424 is 42411476.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67411423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19559 + ... + 22745.

It is an arithmetic number, because the mean of its divisors is an integer number (5539947).

Almost surely, 267411424 is an apocalyptic number.

It is an amenable number.

67411424 is a deficient number, since it is larger than the sum of its proper divisors (65547304).

67411424 is a wasteful number, since it uses less digits than its factorization.

67411424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3858 (or 3850 counting only the distinct ones).

The product of its digits is 5376, while the sum is 29.

The square root of 67411424 is about 8210.4460292971. The cubic root of 67411424 is about 406.9844665636.

The spelling of 67411424 in words is "sixty-seven million, four hundred eleven thousand, four hundred twenty-four".

Divisors: 1 2 4 8 16 32 661 1322 2644 3187 5288 6374 10576 12748 21152 25496 50992 101984 2106607 4213214 8426428 16852856 33705712 67411424