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200983189409 = 470352618123
BaseRepresentation
bin1011101100101110001…
…0000001011110100001
3201012202212022212210222
42323023202001132201
511243103144030114
6232155211132425
720343356631302
oct2731342013641
9635685285728
10200983189409
1178266852a32
1232b50a44115
1315c4cc21862
149a288d47a9
15536493498e
hex2ecb8817a1

200983189409 has 8 divisors (see below), whose sum is σ = 201088887552. Its totient is φ = 200877527440.

The previous prime is 200983189331. The next prime is 200983189439. The reversal of 200983189409 is 904981389002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 200983189409 - 220 = 200982140833 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (200983189439) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24738422 + ... + 24746544.

It is an arithmetic number, because the mean of its divisors is an integer number (25136110944).

Almost surely, 2200983189409 is an apocalyptic number.

It is an amenable number.

200983189409 is a deficient number, since it is larger than the sum of its proper divisors (105698143).

200983189409 is an equidigital number, since it uses as much as digits as its factorization.

200983189409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18087.

The product of its (nonzero) digits is 1119744, while the sum is 53.

The spelling of 200983189409 in words is "two hundred billion, nine hundred eighty-three million, one hundred eighty-nine thousand, four hundred nine".

Divisors: 1 4703 5261 8123 24742483 38202469 42735103 200983189409