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131132333 = 678921991
BaseRepresentation
bin1111101000011…
…10101110101101
3100010202012202002
413310032232231
5232032213313
621002342045
73151415003
oct764165655
9303665662
10131132333
1168025732
1237aba925
1321223cc7
14135b6a73
15b7a4058
hex7d0ebad

131132333 has 8 divisors (see below), whose sum is σ = 134591040. Its totient is φ = 127717920.

The previous prime is 131132321. The next prime is 131132381. The reversal of 131132333 is 333231131.

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 131132333 - 214 = 131115949 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131132933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5033 + ... + 16958.

It is an arithmetic number, because the mean of its divisors is an integer number (16823880).

Almost surely, 2131132333 is an apocalyptic number.

It is an amenable number.

131132333 is a deficient number, since it is larger than the sum of its proper divisors (3458707).

131132333 is an equidigital number, since it uses as much as digits as its factorization.

131132333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22147.

The product of its digits is 486, while the sum is 20.

The square root of 131132333 is about 11451.3026769883. The cubic root of 131132333 is about 508.0462646707.

Adding to 131132333 its reverse (333231131), we get a palindrome (464363464).

The spelling of 131132333 in words is "one hundred thirty-one million, one hundred thirty-two thousand, three hundred thirty-three".

Divisors: 1 67 89 5963 21991 1473397 1957199 131132333