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67880201 = 1717922307
BaseRepresentation
bin1000000101111…
…00010100001001
311201201200010112
410002330110021
5114334131301
610422524105
71452654314
oct402742411
9151650115
1067880201
1135353444
121a896635
13110a89cc
14902d97b
155e5c9bb
hex40bc509

67880201 has 8 divisors (see below), whose sum is σ = 72277920. Its totient is φ = 63527488.

The previous prime is 67880191. The next prime is 67880207. The reversal of 67880201 is 10208876.

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

It is a cyclic number.

It is not a de Polignac number, because 67880201 - 210 = 67879177 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (67880207) 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, 8111 + ... + 14196.

It is an arithmetic number, because the mean of its divisors is an integer number (9034740).

Almost surely, 267880201 is an apocalyptic number.

It is an amenable number.

67880201 is a deficient number, since it is larger than the sum of its proper divisors (4397719).

67880201 is a wasteful number, since it uses less digits than its factorization.

67880201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22503.

The product of its (nonzero) digits is 5376, while the sum is 32.

The square root of 67880201 is about 8238.9441677924. The cubic root of 67880201 is about 407.9256740969.

The spelling of 67880201 in words is "sixty-seven million, eight hundred eighty thousand, two hundred one".

Divisors: 1 17 179 3043 22307 379219 3992953 67880201