Base | Representation |
---|---|
bin | 1000011001010100000011… |
… | …0011001110111011001001 |
3 | 1012200110202022011121120200 |
4 | 2012111000303032323021 |
5 | 2202220012301011101 |
6 | 31344352215442413 |
7 | 1641626042311611 |
oct | 206250063167311 |
9 | 35613668147520 |
10 | 9230971891401 |
11 | 2a39918a88797 |
12 | 1051035986409 |
13 | 51c627a1c010 |
14 | 23cad2323a41 |
15 | 1101bac57986 |
hex | 86540cceec9 |
9230971891401 has 72 divisors (see below), whose sum is σ = 15404671662744. Its totient is φ = 5293508198400.
The previous prime is 9230971891399. The next prime is 9230971891411. The reversal of 9230971891401 is 1041981790329.
9230971891401 is a `hidden beast` number, since 9 + 230 + 97 + 189 + 140 + 1 = 666.
It can be written as a sum of positive squares in 12 ways, for example, as 50344589376 + 9180627302025 = 224376^2 + 3029955^2 .
It is not a de Polignac number, because 9230971891401 - 21 = 9230971891399 is a prime.
It is not an unprimeable number, because it can be changed into a prime (9230971891411) by changing a digit.
It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2063625 + ... + 4766601.
Almost surely, 29230971891401 is an apocalyptic number.
It is an amenable number.
9230971891401 is a deficient number, since it is larger than the sum of its proper divisors (6173699771343).
9230971891401 is a wasteful number, since it uses less digits than its factorization.
9230971891401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2703131 (or 2703111 counting only the distinct ones).
The product of its (nonzero) digits is 979776, while the sum is 54.
The spelling of 9230971891401 in words is "nine trillion, two hundred thirty billion, nine hundred seventy-one million, eight hundred ninety-one thousand, four hundred one".
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