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2132501 = 7304643
BaseRepresentation
bin1000001000101000010101
311000100020112
420020220111
51021220001
6113412405
724061130
oct10105025
94010215
102132501
1112271a8
1286a105
13598847
143d7217
152c1cbb
hex208a15

2132501 has 4 divisors (see below), whose sum is σ = 2437152. Its totient is φ = 1827852.

The previous prime is 2132483. The next prime is 2132513. The reversal of 2132501 is 1052312.

It is a happy number.

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 2132501 - 214 = 2116117 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2132551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152315 + ... + 152328.

It is an arithmetic number, because the mean of its divisors is an integer number (609288).

22132501 is an apocalyptic number.

It is an amenable number.

2132501 is a deficient number, since it is larger than the sum of its proper divisors (304651).

2132501 is an equidigital number, since it uses as much as digits as its factorization.

2132501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304650.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 2132501 is about 1460.3085290445. The cubic root of 2132501 is about 128.7151739155.

Adding to 2132501 its reverse (1052312), we get a palindrome (3184813).

The spelling of 2132501 in words is "two million, one hundred thirty-two thousand, five hundred one".

Divisors: 1 7 304643 2132501