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67800341 = 719612137
BaseRepresentation
bin1000000101010…
…00110100010101
311201120121120202
410002220310111
5114324102331
610421110245
71452202430
oct402506425
9151517522
1067800341
11352a9444
121a858385
131107b55b
14900c817
155e43ecb
hex40a8d15

67800341 has 24 divisors (see below), whose sum is σ = 83528640. Its totient is φ = 53758080.

The previous prime is 67800329. The next prime is 67800349. The reversal of 67800341 is 14300876.

It is a de Polignac number, because none of the positive numbers 2k-67800341 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (67800349) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 494825 + ... + 494961.

It is an arithmetic number, because the mean of its divisors is an integer number (3480360).

Almost surely, 267800341 is an apocalyptic number.

67800341 is a gapful number since it is divisible by the number (61) formed by its first and last digit.

It is an amenable number.

67800341 is a deficient number, since it is larger than the sum of its proper divisors (15728299).

67800341 is a wasteful number, since it uses less digits than its factorization.

67800341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285 (or 224 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 67800341 is about 8234.0962467049. The cubic root of 67800341 is about 407.7656385852.

The spelling of 67800341 in words is "sixty-seven million, eight hundred thousand, three hundred forty-one".

Divisors: 1 7 19 61 133 137 427 959 1159 2603 3721 8113 8357 18221 26047 58499 70699 158783 494893 509777 1111481 3568439 9685763 67800341