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132103025 = 52413592
BaseRepresentation
bin1111101111110…
…11101101110001
3100012120112021122
413313323231301
5232304244100
621035232025
73162600005
oct767735561
9305515248
10132103025
1168628a5a
12382a8615
13214a3a92
141378a705
15b8e6985
hex7dfbb71

132103025 has 18 divisors (see below), whose sum is σ = 168271782. Its totient is φ = 102817600.

The previous prime is 132102911. The next prime is 132103109. The reversal of 132103025 is 520301231.

It can be written as a sum of positive squares in 3 ways, for example, as 128881 + 131974144 = 359^2 + 11488^2 .

It is not a de Polignac number, because 132103025 - 212 = 132098929 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 132102994 and 132103012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 367796 + ... + 368154.

Almost surely, 2132103025 is an apocalyptic number.

It is an amenable number.

132103025 is a deficient number, since it is larger than the sum of its proper divisors (36168757).

132103025 is an frugal number, since it uses more digits than its factorization.

132103025 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769 (or 405 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 17.

The square root of 132103025 is about 11493.6080061920. The cubic root of 132103025 is about 509.2967688205.

Adding to 132103025 its reverse (520301231), we get a palindrome (652404256).

The spelling of 132103025 in words is "one hundred thirty-two million, one hundred three thousand, twenty-five".

Divisors: 1 5 25 41 205 359 1025 1795 8975 14719 73595 128881 367975 644405 3222025 5284121 26420605 132103025