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6493161348 = 2232612956813
BaseRepresentation
bin1100000110000010…
…11100011110000100
3121202112000202212100
412003001130132010
5101244222130343
62552150552100
7316622650362
oct60301343604
917675022770
106493161348
112832247253
121312668630
137c62c820b
14458504632
1528009e9d3
hex18305c784

6493161348 has 36 divisors (see below), whose sum is σ = 16682344588. Its totient is φ = 2128904640.

The previous prime is 6493161313. The next prime is 6493161359. The reversal of 6493161348 is 8431613946.

6493161348 is a `hidden beast` number, since 64 + 93 + 161 + 348 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1389201984 + 5103959364 = 37272^2 + 71442^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×64931613482 = 84322288582322354208, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1476211 + ... + 1480602.

Almost surely, 26493161348 is an apocalyptic number.

It is an amenable number.

6493161348 is an abundant number, since it is smaller than the sum of its proper divisors (10189183240).

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

6493161348 is a wasteful number, since it uses less digits than its factorization.

6493161348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2956884 (or 2956879 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 6493161348 is about 80580.1548025319. The cubic root of 6493161348 is about 1865.6008527198.

The spelling of 6493161348 in words is "six billion, four hundred ninety-three million, one hundred sixty-one thousand, three hundred forty-eight".

Divisors: 1 2 3 4 6 9 12 18 36 61 122 183 244 366 549 732 1098 2196 2956813 5913626 8870439 11827252 17740878 26611317 35481756 53222634 106445268 180365593 360731186 541096779 721462372 1082193558 1623290337 2164387116 3246580674 6493161348