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6704070381 = 3555749531
BaseRepresentation
bin1100011111001011…
…11111111011101101
3122022012220001200000
412033211333323231
5102212220223011
63025123254513
7325063441461
oct61745777355
918265801600
106704070381
112930300338
12137121a439
1382ac01a68
144785264a1
15293861356
hex18f97feed

6704070381 has 24 divisors (see below), whose sum is σ = 10060543584. Its totient is φ = 4461266160.

The previous prime is 6704070361. The next prime is 6704070407. The reversal of 6704070381 is 1830704076.

It is not a de Polignac number, because 6704070381 - 225 = 6670515949 is a prime.

It is a super-2 number, since 2×67040703812 = 89889119346802970322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6704070361) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110586 + ... + 160116.

It is an arithmetic number, because the mean of its divisors is an integer number (419189316).

Almost surely, 26704070381 is an apocalyptic number.

It is an amenable number.

6704070381 is a deficient number, since it is larger than the sum of its proper divisors (3356473203).

6704070381 is an equidigital number, since it uses as much as digits as its factorization.

6704070381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50103 (or 50091 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 6704070381 is about 81878.3877528130. The cubic root of 6704070381 is about 1885.5853197589.

The spelling of 6704070381 in words is "six billion, seven hundred four million, seventy thousand, three hundred eighty-one".

Divisors: 1 3 9 27 81 243 557 1671 5013 15039 45117 49531 135351 148593 445779 1337337 4012011 12036033 27588767 82766301 248298903 744896709 2234690127 6704070381