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4097804852 = 221129907397
BaseRepresentation
bin1111010000111111…
…1000101000110100
3101120120202001111002
43310033320220310
531343014223402
61514342102432
7203355523631
oct36417705064
911516661432
104097804852
111813116489
1296441aa18
13503c76ccb
142ac333188
1518eb44602
hexf43f8a34

4097804852 has 12 divisors (see below), whose sum is σ = 7177518180. Its totient is φ = 2047085376.

The previous prime is 4097804827. The next prime is 4097804857. The reversal of 4097804852 is 2584087904.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 292888996 + 3804915856 = 17114^2 + 61684^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4097804797 and 4097804806.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4097804857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 449183 + ... + 458214.

It is an arithmetic number, because the mean of its divisors is an integer number (598126515).

Almost surely, 24097804852 is an apocalyptic number.

It is an amenable number.

4097804852 is a deficient number, since it is larger than the sum of its proper divisors (3079713328).

4097804852 is a wasteful number, since it uses less digits than its factorization.

4097804852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 908530 (or 908528 counting only the distinct ones).

The product of its (nonzero) digits is 645120, while the sum is 47.

The square root of 4097804852 is about 64014.0988532995. The cubic root of 4097804852 is about 1600.2349722617.

The spelling of 4097804852 in words is "four billion, ninety-seven million, eight hundred four thousand, eight hundred fifty-two".

Divisors: 1 2 4 1129 2258 4516 907397 1814794 3629588 1024451213 2048902426 4097804852