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8103230447 = 131941800161
BaseRepresentation
bin1111000101111110…
…10111101111101111
3202220201122202110012
413202333113233233
5113043411333242
63420024203435
7404543215364
oct74277275757
922821582405
108103230447
113489075a74
1216a190957b
139c1a48120
1456c29a46b
153265dc282
hex1e2fd7bef

8103230447 has 16 divisors (see below), whose sum is σ = 9409905120. Its totient is φ = 6913382400.

The previous prime is 8103230419. The next prime is 8103230459. The reversal of 8103230447 is 7440323018.

It is a cyclic number.

It is not a de Polignac number, because 8103230447 - 26 = 8103230383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8103230467) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389954 + ... + 410207.

It is an arithmetic number, because the mean of its divisors is an integer number (588119070).

Almost surely, 28103230447 is an apocalyptic number.

8103230447 is a deficient number, since it is larger than the sum of its proper divisors (1306674673).

8103230447 is a wasteful number, since it uses less digits than its factorization.

8103230447 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 800234.

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 8103230447 is about 90017.9451387333. The cubic root of 8103230447 is about 2008.5657984239.

The spelling of 8103230447 in words is "eight billion, one hundred three million, two hundred thirty thousand, four hundred forty-seven".

Divisors: 1 13 19 41 247 533 779 10127 800161 10402093 15203059 32806601 197639767 426485813 623325419 8103230447