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252201373 = 416151253
BaseRepresentation
bin11110000100001…
…00100110011101
3122120120011020121
433002010212131
51004030420443
641005314541
76151450654
oct1702044635
9576504217
10252201373
1111a3a7696
1270565a51
13403336a8
14256d019b
151721b4ed
hexf08499d

252201373 has 4 divisors (see below), whose sum is σ = 258352668. Its totient is φ = 246050080.

The previous prime is 252201359. The next prime is 252201379. The reversal of 252201373 is 373102252.

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

It can be written as a sum of positive squares in 2 ways, for example, as 92987449 + 159213924 = 9643^2 + 12618^2 .

It is a cyclic number.

It is not a de Polignac number, because 252201373 - 225 = 218646941 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 (252201379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3075586 + ... + 3075667.

It is an arithmetic number, because the mean of its divisors is an integer number (64588167).

Almost surely, 2252201373 is an apocalyptic number.

It is an amenable number.

252201373 is a deficient number, since it is larger than the sum of its proper divisors (6151295).

252201373 is an equidigital number, since it uses as much as digits as its factorization.

252201373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6151294.

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

The square root of 252201373 is about 15880.8492531099. The cubic root of 252201373 is about 631.8041615683.

The spelling of 252201373 in words is "two hundred fifty-two million, two hundred one thousand, three hundred seventy-three".

Divisors: 1 41 6151253 252201373