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132160661 = 383345067
BaseRepresentation
bin1111110000010…
…01110010010101
3100012200110100022
413320021302111
5232313120121
621040354525
73163230023
oct770116225
9305613308
10132160661
1168668296
1238315a45
13214c4099
14137a3713
15b908aab
hex7e09c95

132160661 has 4 divisors (see below), whose sum is σ = 132506112. Its totient is φ = 131815212.

The previous prime is 132160643. The next prime is 132160673. The reversal of 132160661 is 166061231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 132160661 - 210 = 132159637 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132160661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132160631) 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, 172151 + ... + 172916.

It is an arithmetic number, because the mean of its divisors is an integer number (33126528).

Almost surely, 2132160661 is an apocalyptic number.

It is an amenable number.

132160661 is a deficient number, since it is larger than the sum of its proper divisors (345451).

132160661 is an equidigital number, since it uses as much as digits as its factorization.

132160661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345450.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 132160661 is about 11496.1150394383. The cubic root of 132160661 is about 509.3708260714.

The spelling of 132160661 in words is "one hundred thirty-two million, one hundred sixty thousand, six hundred sixty-one".

Divisors: 1 383 345067 132160661