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133115003 = 7115316493
BaseRepresentation
bin1111110111100…
…10110001111011
3100021110221110022
413323302301323
5233034140003
621113041055
73204313250
oct773626173
9307427408
10133115003
116915a2aa
12386b618b
1321769598
1413971427
15ba46738
hex7ef2c7b

133115003 has 8 divisors (see below), whose sum is σ = 152272608. Its totient is φ = 113992704.

The previous prime is 133114991. The next prime is 133115009. The reversal of 133115003 is 300511331.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 133115003 - 26 = 133114939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133115009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 176 + ... + 16317.

It is an arithmetic number, because the mean of its divisors is an integer number (19034076).

Almost surely, 2133115003 is an apocalyptic number.

133115003 is a deficient number, since it is larger than the sum of its proper divisors (19157605).

133115003 is a wasteful number, since it uses less digits than its factorization.

133115003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17653.

The product of its (nonzero) digits is 135, while the sum is 17.

The square root of 133115003 is about 11537.5475296962. The cubic root of 133115003 is about 510.5939549318.

Adding to 133115003 its reverse (300511331), we get a palindrome (433626334).

The spelling of 133115003 in words is "one hundred thirty-three million, one hundred fifteen thousand, three".

Divisors: 1 7 1153 8071 16493 115451 19016429 133115003