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207242095 = 541448419
BaseRepresentation
bin11000101101001…
…00001101101111
3112102221222201011
430112210031233
5411023221340
632321530051
75064346234
oct1426441557
9472858634
10207242095
11a6a8a065
12594a3927
1333c21778
141d74978b
15132da0ea
hexc5a436f

207242095 has 4 divisors (see below), whose sum is σ = 248690520. Its totient is φ = 165793672.

The previous prime is 207242093. The next prime is 207242117. The reversal of 207242095 is 590242702.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 207242095 - 21 = 207242093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (207242093) 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, 20724205 + ... + 20724214.

It is an arithmetic number, because the mean of its divisors is an integer number (62172630).

Almost surely, 2207242095 is an apocalyptic number.

207242095 is a deficient number, since it is larger than the sum of its proper divisors (41448425).

207242095 is an equidigital number, since it uses as much as digits as its factorization.

207242095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41448424.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 207242095 is about 14395.9054942716. The cubic root of 207242095 is about 591.7786934163.

Adding to 207242095 its reverse (590242702), we get a palindrome (797484797).

The spelling of 207242095 in words is "two hundred seven million, two hundred forty-two thousand, ninety-five".

Divisors: 1 5 41448419 207242095