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1684298297 = 11153118027
BaseRepresentation
bin110010001100100…
…0101101000111001
311100101022012220102
41210121011220321
511422140021142
6435044205145
756511204443
oct14431055071
94311265812
101684298297
11794819270
123b00997b5
1320ac3c716
1411d999493
159cd01532
hex64645a39

1684298297 has 4 divisors (see below), whose sum is σ = 1837416336. Its totient is φ = 1531180260.

The previous prime is 1684298269. The next prime is 1684298353. The reversal of 1684298297 is 7928924861.

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 a cyclic number.

It is not a de Polignac number, because 1684298297 - 26 = 1684298233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1684298207) 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, 76559003 + ... + 76559024.

It is an arithmetic number, because the mean of its divisors is an integer number (459354084).

Almost surely, 21684298297 is an apocalyptic number.

It is an amenable number.

1684298297 is a deficient number, since it is larger than the sum of its proper divisors (153118039).

1684298297 is a wasteful number, since it uses less digits than its factorization.

1684298297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153118038.

The product of its digits is 3483648, while the sum is 56.

The square root of 1684298297 is about 41040.2034229851. The cubic root of 1684298297 is about 1189.7973661046.

The spelling of 1684298297 in words is "one billion, six hundred eighty-four million, two hundred ninety-eight thousand, two hundred ninety-seven".

Divisors: 1 11 153118027 1684298297