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6679164471 = 372103503877
BaseRepresentation
bin1100011100001101…
…11111011000110111
3122020111000201011220
412032012333120313
5102134331230341
63022433401423
7324341650500
oct61606773067
918214021156
106679164471
11291823a141
121364a09273
138259c1635
144750c1ba7
15291591a66
hex18e1bf637

6679164471 has 48 divisors (see below), whose sum is σ = 10492844544. Its totient is φ = 3767795136.

The previous prime is 6679164461. The next prime is 6679164473. The reversal of 6679164471 is 1744619766.

It is not a de Polignac number, because 6679164471 - 27 = 6679164343 is a prime.

It is a super-3 number, since 3×66791644713 (a number of 30 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Smith number, since the sum of its digits (51) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6679164473) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7615485 + ... + 7616361.

It is an arithmetic number, because the mean of its divisors is an integer number (218600928).

Almost surely, 26679164471 is an apocalyptic number.

6679164471 is a deficient number, since it is larger than the sum of its proper divisors (3813680073).

6679164471 is a wasteful number, since it uses less digits than its factorization.

6679164471 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1500 (or 1493 counting only the distinct ones).

The product of its digits is 1524096, while the sum is 51.

The square root of 6679164471 is about 81726.1553665655. The cubic root of 6679164471 is about 1883.2474120163.

The spelling of 6679164471 in words is "six billion, six hundred seventy-nine million, one hundred sixty-four thousand, four hundred seventy-one".

Divisors: 1 3 7 21 49 103 147 309 503 721 877 1509 2163 2631 3521 5047 6139 10563 15141 18417 24647 42973 51809 73941 90331 128919 155427 270993 362663 441131 632317 1087989 1323393 1896951 2538641 3087917 4426219 7615923 9263751 13278657 21615419 45436493 64846257 136309479 318055451 954166353 2226388157 6679164471