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1830301 = 11227733
BaseRepresentation
bin110111110110110011101
310102222200221
412332312131
5432032201
6103121341
721362104
oct6766635
93388627
101830301
111040150
12743251
134c1125
1435903b
152624a1
hex1bed9d

1830301 has 8 divisors (see below), whose sum is σ = 2008224. Its totient is φ = 1654320.

The previous prime is 1830287. The next prime is 1830307. The reversal of 1830301 is 1030381.

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 1830301 - 213 = 1822109 is a prime.

It is an Ulam number.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1830307) 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, 2131 + ... + 2863.

It is an arithmetic number, because the mean of its divisors is an integer number (251028).

21830301 is an apocalyptic number.

1830301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1830301 is a deficient number, since it is larger than the sum of its proper divisors (177923).

1830301 is a wasteful number, since it uses less digits than its factorization.

1830301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 971.

The product of its (nonzero) digits is 72, while the sum is 16.

The square root of 1830301 is about 1352.8861740738. The cubic root of 1830301 is about 122.3228259225.

Adding to 1830301 its reverse (1030381), we get a palindrome (2860682).

The spelling of 1830301 in words is "one million, eight hundred thirty thousand, three hundred one".

Divisors: 1 11 227 733 2497 8063 166391 1830301