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132911419 = 809164291
BaseRepresentation
bin1111110110000…
…01000100111011
3100021002121012011
413323001010323
5233011131134
621104430351
73202504564
oct773010473
9307077164
10132911419
1169030353
12386183b7
13216c7a14
141391b16b
15ba06264
hex7ec113b

132911419 has 4 divisors (see below), whose sum is σ = 133076520. Its totient is φ = 132746320.

The previous prime is 132911413. The next prime is 132911453. The reversal of 132911419 is 914119231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 914119231 = 4122295591.

It is a cyclic number.

It is not a de Polignac number, because 132911419 - 29 = 132910907 is a prime.

It is a super-2 number, since 2×1329114192 = 35330890601187122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132911413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81337 + ... + 82954.

It is an arithmetic number, because the mean of its divisors is an integer number (33269130).

Almost surely, 2132911419 is an apocalyptic number.

132911419 is a deficient number, since it is larger than the sum of its proper divisors (165101).

132911419 is an equidigital number, since it uses as much as digits as its factorization.

132911419 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165100.

The product of its digits is 1944, while the sum is 31.

The square root of 132911419 is about 11528.7214815868. The cubic root of 132911419 is about 510.3335239887. Note that the first 3 decimals are identical.

The spelling of 132911419 in words is "one hundred thirty-two million, nine hundred eleven thousand, four hundred nineteen".

Divisors: 1 809 164291 132911419