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200412313 = 375416549
BaseRepresentation
bin10111111001000…
…00110010011001
3111222010000000021
423330200302121
5402301143223
631515310441
74652322313
oct1374406231
9458100007
10200412313
11a3144812
125714b421
133269cb8a
141c88c7b3
15128db65d
hexbf20c99

200412313 has 4 divisors (see below), whose sum is σ = 205828900. Its totient is φ = 194995728.

The previous prime is 200412307. The next prime is 200412319. The reversal of 200412313 is 313214002.

It is a happy number.

200412313 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 313214002 = 2156607001.

It is an interprime number because it is at equal distance from previous prime (200412307) and next prime (200412319).

It can be written as a sum of positive squares in 2 ways, for example, as 158835609 + 41576704 = 12603^2 + 6448^2 .

It is a cyclic number.

It is not a de Polignac number, because 200412313 - 25 = 200412281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200412319) 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, 2708238 + ... + 2708311.

It is an arithmetic number, because the mean of its divisors is an integer number (51457225).

Almost surely, 2200412313 is an apocalyptic number.

It is an amenable number.

200412313 is a deficient number, since it is larger than the sum of its proper divisors (5416587).

200412313 is an equidigital number, since it uses as much as digits as its factorization.

200412313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5416586.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 200412313 is about 14156.7055842805. The cubic root of 200412313 is about 585.2051419732.

Adding to 200412313 its reverse (313214002), we get a palindrome (513626315).

The spelling of 200412313 in words is "two hundred million, four hundred twelve thousand, three hundred thirteen".

Divisors: 1 37 5416549 200412313