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300131412 = 22373572993
BaseRepresentation
bin10001111000111…
…010010001010100
3202220202020220020
4101320322101110
51103313201122
645440505140
710303034460
oct2170722124
9686666806
10300131412
11144464199
128461b1b0
134a245869
142bc094a0
151b537c5c
hex11e3a454

300131412 has 24 divisors (see below), whose sum is σ = 800350656. Its totient is φ = 85751808.

The previous prime is 300131401. The next prime is 300131417. The reversal of 300131412 is 214131003.

It is a super-2 number, since 2×3001314122 = 180157728938227488, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 300131391 and 300131400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (300131417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1786413 + ... + 1786580.

It is an arithmetic number, because the mean of its divisors is an integer number (33347944).

Almost surely, 2300131412 is an apocalyptic number.

It is an amenable number.

300131412 is an abundant number, since it is smaller than the sum of its proper divisors (500219244).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

300131412 is a wasteful number, since it uses less digits than its factorization.

300131412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3573007 (or 3573005 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 300131412 is about 17324.3011980282. The cubic root of 300131412 is about 669.5306819499.

Adding to 300131412 its reverse (214131003), we get a palindrome (514262415).

The spelling of 300131412 in words is "three hundred million, one hundred thirty-one thousand, four hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 3572993 7145986 10718979 14291972 21437958 25010951 42875916 50021902 75032853 100043804 150065706 300131412