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132207253 = 3714923981
BaseRepresentation
bin1111110000101…
…01001010010101
3100012202211020221
413320111022111
5232321113003
621041354341
73163512613
oct770251225
9305684227
10132207253
116869a2a2
12383389b1
132150c359
14137b66b3
15b9177bd
hex7e15295

132207253 has 8 divisors (see below), whose sum is σ = 136697400. Its totient is φ = 127765440.

The previous prime is 132207227. The next prime is 132207293. The reversal of 132207253 is 352702231.

It can be written as a sum of positive squares in 4 ways, for example, as 26244 + 132181009 = 162^2 + 11497^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 132207253 - 25 = 132207221 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132207223) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6478 + ... + 17503.

It is an arithmetic number, because the mean of its divisors is an integer number (17087175).

Almost surely, 2132207253 is an apocalyptic number.

It is an amenable number.

132207253 is a deficient number, since it is larger than the sum of its proper divisors (4490147).

132207253 is a wasteful number, since it uses less digits than its factorization.

132207253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24167.

The product of its (nonzero) digits is 2520, while the sum is 25.

The square root of 132207253 is about 11498.1412845729. The cubic root of 132207253 is about 509.4306770059.

Adding to 132207253 its reverse (352702231), we get a palindrome (484909484).

The spelling of 132207253 in words is "one hundred thirty-two million, two hundred seven thousand, two hundred fifty-three".

Divisors: 1 37 149 5513 23981 887297 3573169 132207253