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207253901 is a prime number
BaseRepresentation
bin11000101101001…
…11000110001101
3112102222120220102
430112213012031
5411024111101
632322100445
75064425531
oct1426470615
9472876812
10207253901
11a6a97a18
12594aa725
1333c26c5a
141d74dbc1
15132dd86b
hexc5a718d

207253901 has 2 divisors, whose sum is σ = 207253902. Its totient is φ = 207253900.

The previous prime is 207253873. The next prime is 207253933. The reversal of 207253901 is 109352702.

207253901 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 177289225 + 29964676 = 13315^2 + 5474^2 .

It is a cyclic number.

It is not a de Polignac number, because 207253901 - 226 = 140145037 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (207253601) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 103626950 + 103626951.

It is an arithmetic number, because the mean of its divisors is an integer number (103626951).

Almost surely, 2207253901 is an apocalyptic number.

It is an amenable number.

207253901 is a deficient number, since it is larger than the sum of its proper divisors (1).

207253901 is an equidigital number, since it uses as much as digits as its factorization.

207253901 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 207253901 is about 14396.3155355806. The cubic root of 207253901 is about 591.7899305262.

The spelling of 207253901 in words is "two hundred seven million, two hundred fifty-three thousand, nine hundred one".