Base | Representation |
---|---|
bin | 11000001011110011101… |
… | …10001110001010111111 |
3 | 2221102212221012101002222 |
4 | 30011321312032022333 |
5 | 102103313033220322 |
6 | 1433424350035555 |
7 | 114015166330325 |
oct | 14057166161277 |
9 | 2842787171088 |
10 | 830972945087 |
11 | 2a046062287a |
12 | 11506b1a8bbb |
13 | 6048ba9830c |
14 | 2c30dab7d15 |
15 | 16937555e42 |
hex | c179d8e2bf |
830972945087 has 8 divisors (see below), whose sum is σ = 863229884832. Its totient is φ = 799286924800.
The previous prime is 830972945083. The next prime is 830972945107. The reversal of 830972945087 is 780549279038.
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 830972945087 - 22 = 830972945083 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (830972945081) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142726898 + ... + 142732719.
It is an arithmetic number, because the mean of its divisors is an integer number (107903735604).
Almost surely, 2830972945087 is an apocalyptic number.
830972945087 is a deficient number, since it is larger than the sum of its proper divisors (32256939745).
830972945087 is a wasteful number, since it uses less digits than its factorization.
830972945087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285459729.
The product of its (nonzero) digits is 30481920, while the sum is 62.
The spelling of 830972945087 in words is "eight hundred thirty billion, nine hundred seventy-two million, nine hundred forty-five thousand, eighty-seven".
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