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6340997344 = 251127496553
BaseRepresentation
bin1011110011111001…
…11111000011100000
3121100220201001002111
411321330333003200
5100441243403334
62525113325104
7313064405503
oct57174770340
917326631074
106340997344
112764367180
12128b706794
137a091c346
1444221513a
15271a44064
hex179f3f0e0

6340997344 has 48 divisors (see below), whose sum is σ = 13625766000. Its totient is φ = 2880783360.

The previous prime is 6340997323. The next prime is 6340997363. The reversal of 6340997344 is 4437990436.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 964372 + ... + 970924.

It is an arithmetic number, because the mean of its divisors is an integer number (283870125).

Almost surely, 26340997344 is an apocalyptic number.

It is an amenable number.

6340997344 is an abundant number, since it is smaller than the sum of its proper divisors (7284768656).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

6340997344 is a wasteful number, since it uses less digits than its factorization.

6340997344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9323 (or 9315 counting only the distinct ones).

The product of its (nonzero) digits is 1959552, while the sum is 49.

The square root of 6340997344 is about 79630.3795294233. The cubic root of 6340997344 is about 1850.9123665303.

The spelling of 6340997344 in words is "six billion, three hundred forty million, nine hundred ninety-seven thousand, three hundred forty-four".

Divisors: 1 2 4 8 11 16 22 32 44 88 176 352 2749 5498 6553 10996 13106 21992 26212 30239 43984 52424 60478 72083 87968 104848 120956 144166 209696 241912 288332 483824 576664 967648 1153328 2306656 18014197 36028394 72056788 144113576 198156167 288227152 396312334 576454304 792624668 1585249336 3170498672 6340997344