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132212887 = 196958573
BaseRepresentation
bin1111110000101…
…10100010010111
3100012210002222121
413320112202113
5232321303022
621041440411
73163535212
oct770264227
9305702877
10132212887
11686a3554
1238340107
1321511aa1
14137b8779
15b9192c7
hex7e16897

132212887 has 4 divisors (see below), whose sum is σ = 139171480. Its totient is φ = 125254296.

The previous prime is 132212881. The next prime is 132212903. The reversal of 132212887 is 788212231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-132212887 is a prime.

It is a super-3 number, since 3×1322128873 (a number of 25 digits) contains 333 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 (132212881) 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, 3479268 + ... + 3479305.

It is an arithmetic number, because the mean of its divisors is an integer number (34792870).

Almost surely, 2132212887 is an apocalyptic number.

132212887 is a deficient number, since it is larger than the sum of its proper divisors (6958593).

132212887 is an equidigital number, since it uses as much as digits as its factorization.

132212887 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6958592.

The product of its digits is 10752, while the sum is 34.

The square root of 132212887 is about 11498.3862780827. The cubic root of 132212887 is about 509.4379133503.

The spelling of 132212887 in words is "one hundred thirty-two million, two hundred twelve thousand, eight hundred eighty-seven".

Divisors: 1 19 6958573 132212887