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132133143 = 344044381
BaseRepresentation
bin1111110000000…
…11000100010111
3100012122001121010
413320003010113
5232311230033
621040023303
73163053552
oct770030427
9305561533
10132133143
116864964a
1238301b33
13214b46bc
1413797699
15b900863
hex7e03117

132133143 has 4 divisors (see below), whose sum is σ = 176177528. Its totient is φ = 88088760.

The previous prime is 132133103. The next prime is 132133147. The reversal of 132133143 is 341331231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 341331231 = 3113777077.

It is not a de Polignac number, because 132133143 - 212 = 132129047 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 (132133147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22022188 + ... + 22022193.

It is an arithmetic number, because the mean of its divisors is an integer number (44044382).

Almost surely, 2132133143 is an apocalyptic number.

132133143 is a deficient number, since it is larger than the sum of its proper divisors (44044385).

132133143 is an equidigital number, since it uses as much as digits as its factorization.

132133143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44044384.

The product of its digits is 648, while the sum is 21.

The square root of 132133143 is about 11494.9181380295. The cubic root of 132133143 is about 509.3354705195.

Adding to 132133143 its reverse (341331231), we get a palindrome (473464374).

The spelling of 132133143 in words is "one hundred thirty-two million, one hundred thirty-three thousand, one hundred forty-three".

Divisors: 1 3 44044381 132133143