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2947230341 = 111861143971
BaseRepresentation
bin1010111110101011…
…0010101010000101
321121101201210222022
42233222302222011
522013442332331
61204241212525
7133015021166
oct25752625205
97541653868
102947230341
1112826a8860
126a3031145
1337c7995a3
141dd5cb76d
15123b1d67b
hexafab2a85

2947230341 has 8 divisors (see below), whose sum is σ = 3216910368. Its totient is φ = 2677842000.

The previous prime is 2947230329. The next prime is 2947230359. The reversal of 2947230341 is 1430327492.

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 2947230341 - 214 = 2947213957 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2947230541) 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, 51515 + ... + 92456.

It is an arithmetic number, because the mean of its divisors is an integer number (402113796).

Almost surely, 22947230341 is an apocalyptic number.

It is an amenable number.

2947230341 is a deficient number, since it is larger than the sum of its proper divisors (269680027).

2947230341 is a wasteful number, since it uses less digits than its factorization.

2947230341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145843.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 2947230341 is about 54288.3996909100. The cubic root of 2947230341 is about 1433.7431627004.

The spelling of 2947230341 in words is "two billion, nine hundred forty-seven million, two hundred thirty thousand, three hundred forty-one".

Divisors: 1 11 1861 20471 143971 1583681 267930031 2947230341