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6430001061 = 311194848517
BaseRepresentation
bin1011111110100001…
…00000011110100101
3121121010011220020110
411333100200132211
5101132040013221
62542013123233
7315225051531
oct57720403645
917533156213
106430001061
1127aa627a70
1212b5489519
137b61b2973
1444dd82bc1
15279775776
hex17f4207a5

6430001061 has 8 divisors (see below), whose sum is σ = 9352728864. Its totient is φ = 3896970320.

The previous prime is 6430001047. The next prime is 6430001093. The reversal of 6430001061 is 1601000346.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 6430001061 - 222 = 6425806757 is a prime.

It is a super-2 number, since 2×64300010612 = 82689827288922251442, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6430001561) 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 7 ways as a sum of consecutive naturals, for example, 97424226 + ... + 97424291.

It is an arithmetic number, because the mean of its divisors is an integer number (1169091108).

Almost surely, 26430001061 is an apocalyptic number.

It is an amenable number.

6430001061 is a deficient number, since it is larger than the sum of its proper divisors (2922727803).

6430001061 is a wasteful number, since it uses less digits than its factorization.

6430001061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194848531.

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 6430001061 is about 80187.2874026800. The cubic root of 6430001061 is about 1859.5321077110.

The spelling of 6430001061 in words is "six billion, four hundred thirty million, one thousand, sixty-one".

Divisors: 1 3 11 33 194848517 584545551 2143333687 6430001061