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1331422033 = 71137136879
BaseRepresentation
bin100111101011011…
…1110001101010001
310102210022020200011
41033112332031101
510211321001113
6340040554521
744664620614
oct11726761521
93383266604
101331422033
1162360a097
12311a82a41
13182aba2b6
14c8b8017b
157bd4a63d
hex4f5be351

1331422033 has 8 divisors (see below), whose sum is σ = 1360039680. Its totient is φ = 1303078560.

The previous prime is 1331422003. The next prime is 1331422067. The reversal of 1331422033 is 3302241331.

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 1331422033 - 213 = 1331413841 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1331421995 and 1331422013.

It is not an unprimeable number, because it can be changed into a prime (1331422003) 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, 58713 + ... + 78166.

It is an arithmetic number, because the mean of its divisors is an integer number (170004960).

Almost surely, 21331422033 is an apocalyptic number.

It is an amenable number.

1331422033 is a deficient number, since it is larger than the sum of its proper divisors (28617647).

1331422033 is a wasteful number, since it uses less digits than its factorization.

1331422033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137087.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 1331422033 is about 36488.6562235443. The cubic root of 1331422033 is about 1100.1162502484.

Adding to 1331422033 its reverse (3302241331), we get a palindrome (4633663364).

The spelling of 1331422033 in words is "one billion, three hundred thirty-one million, four hundred twenty-two thousand, thirty-three".

Divisors: 1 71 137 9727 136879 9718409 18752423 1331422033