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8971223041 = 111300162731
BaseRepresentation
bin10000101101011101…
…00000000000000001
3212011012221100110001
420112232200000001
5121333113114131
64042112240001
7435213065134
oct102656400001
925135840401
108971223041
113894026720
1218a4540001
13acc815c01
1461168421b
153778e5261
hex216ba0001

8971223041 has 8 divisors (see below), whose sum is σ = 9787697568. Its totient is φ = 8154900000.

The previous prime is 8971223033. The next prime is 8971223057. The reversal of 8971223041 is 1403221798.

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 8971223041 - 23 = 8971223033 is a prime.

It is not an unprimeable number, because it can be changed into a prime (8971223081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 111646 + ... + 174376.

It is an arithmetic number, because the mean of its divisors is an integer number (1223462196).

It is a Proth number, since it is equal to 68445 ⋅ 217 + 1 and 68445 < 217.

Almost surely, 28971223041 is an apocalyptic number.

It is an amenable number.

8971223041 is a deficient number, since it is larger than the sum of its proper divisors (816474527).

8971223041 is a wasteful number, since it uses less digits than its factorization.

8971223041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75743.

The product of its (nonzero) digits is 24192, while the sum is 37.

The square root of 8971223041 is about 94716.5404826422. The cubic root of 8971223041 is about 2077.8644749618.

The spelling of 8971223041 in words is "eight billion, nine hundred seventy-one million, two hundred twenty-three thousand, forty-one".

Divisors: 1 11 13001 62731 143011 690041 815565731 8971223041