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132011233 = 1131168241
BaseRepresentation
bin1111101111001…
…01010011100001
3100012101212100221
413313211103201
5232243324413
621033243041
73162035254
oct767452341
9305355327
10132011233
1168575aa2
1238263481
1321471073
141376509b
15b8c968d
hex7de54e1

132011233 has 4 divisors (see below), whose sum is σ = 133179588. Its totient is φ = 130842880.

The previous prime is 132011179. The next prime is 132011279. The reversal of 132011233 is 332110231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 332110231 = 432776753.

It can be written as a sum of positive squares in 2 ways, for example, as 6190144 + 125821089 = 2488^2 + 11217^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-132011233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132017233) 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, 584008 + ... + 584233.

It is an arithmetic number, because the mean of its divisors is an integer number (33294897).

Almost surely, 2132011233 is an apocalyptic number.

It is an amenable number.

132011233 is a deficient number, since it is larger than the sum of its proper divisors (1168355).

132011233 is a wasteful number, since it uses less digits than its factorization.

132011233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1168354.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 132011233 is about 11489.6141362537. The cubic root of 132011233 is about 509.1787795941.

Adding to 132011233 its reverse (332110231), we get a palindrome (464121464).

The spelling of 132011233 in words is "one hundred thirty-two million, eleven thousand, two hundred thirty-three".

Divisors: 1 113 1168241 132011233