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67741401 = 3713248137
BaseRepresentation
bin1000000100110…
…10011011011001
311201110121201210
410002122123121
5114320211101
610415533333
71451535540
oct402323331
9151417653
1067741401
1135269132
121a82a249
131105a790
148dd5157
155e317d6
hex409a6d9

67741401 has 16 divisors (see below), whose sum is σ = 111165824. Its totient is φ = 35731584.

The previous prime is 67741369. The next prime is 67741433. The reversal of 67741401 is 10414776.

It is an interprime number because it is at equal distance from previous prime (67741369) and next prime (67741433).

It is not a de Polignac number, because 67741401 - 25 = 67741369 is a prime.

It is not an unprimeable number, because it can be changed into a prime (67741451) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 123796 + ... + 124341.

It is an arithmetic number, because the mean of its divisors is an integer number (6947864).

Almost surely, 267741401 is an apocalyptic number.

It is an amenable number.

67741401 is a deficient number, since it is larger than the sum of its proper divisors (43424423).

67741401 is a wasteful number, since it uses less digits than its factorization.

67741401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248160.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 67741401 is about 8230.5164479515. The cubic root of 67741401 is about 407.6474451068.

The spelling of 67741401 in words is "sixty-seven million, seven hundred forty-one thousand, four hundred one".

Divisors: 1 3 7 13 21 39 91 273 248137 744411 1736959 3225781 5210877 9677343 22580467 67741401