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200413961 = 1118219451
BaseRepresentation
bin10111111001000…
…01001100001001
3111222010002021022
423330201030021
5402301221321
631515322225
74652330156
oct1374411411
9458102238
10200413961
11a3145a80
1257150375
13326a0857
141c88d22d
15128dbdab
hexbf21309

200413961 has 4 divisors (see below), whose sum is σ = 218633424. Its totient is φ = 182194500.

The previous prime is 200413943. The next prime is 200413979. The reversal of 200413961 is 169314002.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (200413943) and next prime (200413979).

It is a cyclic number.

It is not a de Polignac number, because 200413961 - 218 = 200151817 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200413961.

It is not an unprimeable number, because it can be changed into a prime (200413921) 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, 9109715 + ... + 9109736.

It is an arithmetic number, because the mean of its divisors is an integer number (54658356).

Almost surely, 2200413961 is an apocalyptic number.

It is an amenable number.

200413961 is a deficient number, since it is larger than the sum of its proper divisors (18219463).

200413961 is a wasteful number, since it uses less digits than its factorization.

200413961 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18219462.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 200413961 is about 14156.7637897932. The cubic root of 200413961 is about 585.2067460254.

Adding to 200413961 its reverse (169314002), we get a palindrome (369727963).

The spelling of 200413961 in words is "two hundred million, four hundred thirteen thousand, nine hundred sixty-one".

Divisors: 1 11 18219451 200413961