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1331300412244 = 221144179684869
BaseRepresentation
bin10011010111110111101…
…100000010101101010100
311201021022121121010211201
4103113313230002231110
5133303000401142434
62455331352042244
7165116602535515
oct23276754025524
94637277533751
101331300412244
11473668415190
12196021993384
1398705a1002a
14486145c0a0c
152496bcc1614
hex135f7b02b54

1331300412244 has 24 divisors (see below), whose sum is σ = 2541634754400. Its totient is φ = 605121970080.

The previous prime is 1331300412227. The next prime is 1331300412257. The reversal of 1331300412244 is 4422140031331.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1601442 + ... + 2286310.

It is an arithmetic number, because the mean of its divisors is an integer number (105901448100).

Almost surely, 21331300412244 is an apocalyptic number.

It is an amenable number.

1331300412244 is a deficient number, since it is larger than the sum of its proper divisors (1210334342156).

1331300412244 is a wasteful number, since it uses less digits than its factorization.

1331300412244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 729063 (or 729061 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 1331300412244 its reverse (4422140031331), we get a palindrome (5753440443575).

The spelling of 1331300412244 in words is "one trillion, three hundred thirty-one billion, three hundred million, four hundred twelve thousand, two hundred forty-four".

Divisors: 1 2 4 11 22 44 44179 88358 176716 485969 684869 971938 1369738 1943876 2739476 7533559 15067118 30134236 30256827551 60513655102 121027310204 332825103061 665650206122 1331300412244