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207132253 = 376538573
BaseRepresentation
bin11000101100010…
…01011001011101
3112102202102000221
430112021121131
5411011213003
632315321341
75063411056
oct1426113135
9472672027
10207132253
11a6a14589
1259450251
1333bb3783
141d71b72d
15132b77bd
hexc58965d

207132253 has 8 divisors (see below), whose sum is σ = 213081048. Its totient is φ = 201201984.

The previous prime is 207132251. The next prime is 207132257. The reversal of 207132253 is 352231702.

207132253 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 29789764 + 177342489 = 5458^2 + 13317^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 207132253 - 21 = 207132251 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 (207132251) 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, 19875 + ... + 28447.

It is an arithmetic number, because the mean of its divisors is an integer number (26635131).

Almost surely, 2207132253 is an apocalyptic number.

It is an amenable number.

207132253 is a deficient number, since it is larger than the sum of its proper divisors (5948795).

207132253 is an equidigital number, since it uses as much as digits as its factorization.

207132253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9263.

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

The square root of 207132253 is about 14392.0899455222. The cubic root of 207132253 is about 591.6741238585.

Adding to 207132253 its reverse (352231702), we get a palindrome (559363955).

The spelling of 207132253 in words is "two hundred seven million, one hundred thirty-two thousand, two hundred fifty-three".

Divisors: 1 37 653 8573 24161 317201 5598169 207132253