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3001401243 = 33158370223
BaseRepresentation
bin1011001011100101…
…1011111110011011
321202011122222111000
42302321123332123
522121324314433
61213454240043
7134243326641
oct26271337633
97664588430
103001401243
1113002381a5
126b91b6023
1338aa85289
1420688d191
1512876e113
hexb2e5bf9b

3001401243 has 16 divisors (see below), whose sum is σ = 4449392640. Its totient is φ = 1999641672.

The previous prime is 3001401217. The next prime is 3001401251. The reversal of 3001401243 is 3421041003.

It is not a de Polignac number, because 3001401243 - 216 = 3001335707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3001401203) 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, 7630 + ... + 77852.

It is an arithmetic number, because the mean of its divisors is an integer number (278087040).

Almost surely, 23001401243 is an apocalyptic number.

3001401243 is a deficient number, since it is larger than the sum of its proper divisors (1447991397).

3001401243 is a wasteful number, since it uses less digits than its factorization.

3001401243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71815 (or 71809 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 3001401243 is about 54785.0457971881. The cubic root of 3001401243 is about 1442.4740844795.

Adding to 3001401243 its reverse (3421041003), we get a palindrome (6422442246).

The spelling of 3001401243 in words is "three billion, one million, four hundred one thousand, two hundred forty-three".

Divisors: 1 3 9 27 1583 4749 14247 42741 70223 210669 632007 1896021 111163009 333489027 1000467081 3001401243