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8974131043 = 81111065513
BaseRepresentation
bin10000101101110011…
…00101111101100011
3212011102102002110211
420112321211331203
5121334334143133
64042254434551
7435246566233
oct102671457543
925142362424
108974131043
113895732529
1218a5502a57
13b002c3717
14611bddcc3
15377cbbbcd
hex216e65f63

8974131043 has 4 divisors (see below), whose sum is σ = 8985197368. Its totient is φ = 8963064720.

The previous prime is 8974131041. The next prime is 8974131077. The reversal of 8974131043 is 3401314798.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 8974131043 - 21 = 8974131041 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 8974130987 and 8974131005.

It is not an unprimeable number, because it can be changed into a prime (8974131041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5531946 + ... + 5533567.

It is an arithmetic number, because the mean of its divisors is an integer number (2246299342).

Almost surely, 28974131043 is an apocalyptic number.

8974131043 is a deficient number, since it is larger than the sum of its proper divisors (11066325).

8974131043 is a wasteful number, since it uses less digits than its factorization.

8974131043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11066324.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 8974131043 is about 94731.8903168305. The cubic root of 8974131043 is about 2078.0889624242.

The spelling of 8974131043 in words is "eight billion, nine hundred seventy-four million, one hundred thirty-one thousand, forty-three".

Divisors: 1 811 11065513 8974131043