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67376797 = 1710139241
BaseRepresentation
bin1000000010000…
…01011010011101
311200210002120221
410001001122131
5114222024142
610404041341
71445456545
oct401013235
9150702527
1067376797
113503a204
121a693251
1310c60837
148d3c325
155dad767
hex404169d

67376797 has 8 divisors (see below), whose sum is σ = 72048312. Its totient is φ = 62784000.

The previous prime is 67376791. The next prime is 67376801. The reversal of 67376797 is 79767376.

It can be written as a sum of positive squares in 4 ways, for example, as 27762361 + 39614436 = 5269^2 + 6294^2 .

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 67376797 - 23 = 67376789 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67376791) 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, 17904 + ... + 21337.

It is an arithmetic number, because the mean of its divisors is an integer number (9006039).

Almost surely, 267376797 is an apocalyptic number.

It is an amenable number.

67376797 is a deficient number, since it is larger than the sum of its proper divisors (4671515).

67376797 is a wasteful number, since it uses less digits than its factorization.

67376797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39359.

The product of its digits is 2333772, while the sum is 52.

The square root of 67376797 is about 8208.3370423003. The cubic root of 67376797 is about 406.9147698468.

The spelling of 67376797 in words is "sixty-seven million, three hundred seventy-six thousand, seven hundred ninety-seven".

Divisors: 1 17 101 1717 39241 667097 3963341 67376797