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132323151 = 344107717
BaseRepresentation
bin1111110001100…
…01011101001111
3100012222201020110
413320301131033
5232333320101
621044051103
73164504532
oct770613517
9305881213
10132323151
1168769384
1238393a93
132155002c
1413806a19
15b93bcd6
hex7e3174f

132323151 has 4 divisors (see below), whose sum is σ = 176430872. Its totient is φ = 88215432.

The previous prime is 132323131. The next prime is 132323167. The reversal of 132323151 is 151323231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 151323231 = 350441077.

It is not a de Polignac number, because 132323151 - 25 = 132323119 is a prime.

It is a super-4 number, since 4×1323231514 (a number of 34 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132323111) 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 3 ways as a sum of consecutive naturals, for example, 22053856 + ... + 22053861.

It is an arithmetic number, because the mean of its divisors is an integer number (44107718).

Almost surely, 2132323151 is an apocalyptic number.

132323151 is a deficient number, since it is larger than the sum of its proper divisors (44107721).

132323151 is an equidigital number, since it uses as much as digits as its factorization.

132323151 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44107720.

The product of its digits is 540, while the sum is 21.

The square root of 132323151 is about 11503.1800385806. The cubic root of 132323151 is about 509.5794957502.

Adding to 132323151 its reverse (151323231), we get a palindrome (283646382).

The spelling of 132323151 in words is "one hundred thirty-two million, three hundred twenty-three thousand, one hundred fifty-one".

Divisors: 1 3 44107717 132323151