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133302001 = 723837103
BaseRepresentation
bin1111111001000…
…00011011110001
3100021211102222011
413330200123301
5233111131001
621121042521
73206022400
oct774403361
9307742864
10133302001
1169277848
1238786441
1321803731
14139bd637
15ba81d51
hex7f206f1

133302001 has 12 divisors (see below), whose sum is σ = 155492352. Its totient is φ = 113944488.

The previous prime is 133301999. The next prime is 133302007. The reversal of 133302001 is 100203331.

It is not a de Polignac number, because 133302001 - 21 = 133301999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133302007) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15216 + ... + 22318.

It is an arithmetic number, because the mean of its divisors is an integer number (12957696).

Almost surely, 2133302001 is an apocalyptic number.

It is an amenable number.

133302001 is a deficient number, since it is larger than the sum of its proper divisors (22190351).

133302001 is an equidigital number, since it uses as much as digits as its factorization.

133302001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7500 (or 7493 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 13.

The square root of 133302001 is about 11545.6485742465. The cubic root of 133302001 is about 510.8329346898.

Adding to 133302001 its reverse (100203331), we get a palindrome (233505332).

The spelling of 133302001 in words is "one hundred thirty-three million, three hundred two thousand, one".

Divisors: 1 7 49 383 2681 7103 18767 49721 348047 2720449 19043143 133302001