Base | Representation |
---|---|
bin | 1110010001001001111… |
… | …1001010001111011011 |
3 | 212102201001201112100212 |
4 | 3210102133022033123 |
5 | 13004003030403141 |
6 | 304335202521335 |
7 | 23465245423340 |
oct | 3442237121733 |
9 | 772631645325 |
10 | 245123294171 |
11 | 94a57788a58 |
12 | 3b60b36624b |
13 | 1a16593b742 |
14 | bc14c867c7 |
15 | 6599b192eb |
hex | 39127ca3db |
245123294171 has 32 divisors (see below), whose sum is σ = 302781265920. Its totient is φ = 193740249600.
The previous prime is 245123294137. The next prime is 245123294177. The reversal of 245123294171 is 171492321542.
It is a cyclic number.
It is not a de Polignac number, because 245123294171 - 210 = 245123293147 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (41).
It is not an unprimeable number, because it can be changed into a prime (245123294177) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2298095 + ... + 2402391.
It is an arithmetic number, because the mean of its divisors is an integer number (9461914560).
Almost surely, 2245123294171 is an apocalyptic number.
245123294171 is a deficient number, since it is larger than the sum of its proper divisors (57657971749).
245123294171 is a wasteful number, since it uses less digits than its factorization.
245123294171 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104795.
The product of its digits is 120960, while the sum is 41.
The spelling of 245123294171 in words is "two hundred forty-five billion, one hundred twenty-three million, two hundred ninety-four thousand, one hundred seventy-one".
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