Base | Representation |
---|---|
bin | 10010111001101100… |
… | …110110001010101001 |
3 | 1221101102101200001122 |
4 | 102321230312022221 |
5 | 313031111112340 |
6 | 13153521025025 |
7 | 1315640066360 |
oct | 227154661251 |
9 | 57342350048 |
10 | 20295410345 |
11 | 8675259201 |
12 | 3b24a85175 |
13 | 1bb5959662 |
14 | da76227d7 |
15 | 7dbb6edb5 |
hex | 4b9b362a9 |
20295410345 has 16 divisors (see below), whose sum is σ = 28289998848. Its totient is φ = 13688706240.
The previous prime is 20295410273. The next prime is 20295410347. The reversal of 20295410345 is 54301459202.
It is not a de Polignac number, because 20295410345 - 212 = 20295406249 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (35).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (20295410347) 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, 4750889 + ... + 4755158.
It is an arithmetic number, because the mean of its divisors is an integer number (1768124928).
Almost surely, 220295410345 is an apocalyptic number.
It is an amenable number.
20295410345 is a deficient number, since it is larger than the sum of its proper divisors (7994588503).
20295410345 is an equidigital number, since it uses as much as digits as its factorization.
20295410345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9506120.
The product of its (nonzero) digits is 43200, while the sum is 35.
Adding to 20295410345 its reverse (54301459202), we get a palindrome (74596869547).
The spelling of 20295410345 in words is "twenty billion, two hundred ninety-five million, four hundred ten thousand, three hundred forty-five".
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