Base | Representation |
---|---|
bin | 1000011111011011011… |
… | …0101010100000100001 |
3 | 111221112022101110011122 |
4 | 2013312312222200201 |
5 | 4342223103231133 |
6 | 151003025022025 |
7 | 13352633554610 |
oct | 2076666524041 |
9 | 457468343148 |
10 | 145875445793 |
11 | 56957982570 |
12 | 24331484915 |
13 | 109a9bcac3c |
14 | 70bba97877 |
15 | 3bdb954498 |
hex | 21f6daa821 |
145875445793 has 8 divisors (see below), whose sum is σ = 181870685760. Its totient is φ = 113669178480.
The previous prime is 145875445769. The next prime is 145875445799. The reversal of 145875445793 is 397544578541.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 145875445793 - 222 = 145871251489 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (145875445799) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 947243078 + ... + 947243231.
It is an arithmetic number, because the mean of its divisors is an integer number (22733835720).
Almost surely, 2145875445793 is an apocalyptic number.
It is an amenable number.
145875445793 is a deficient number, since it is larger than the sum of its proper divisors (35995239967).
145875445793 is a wasteful number, since it uses less digits than its factorization.
145875445793 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1894486327.
The product of its digits is 84672000, while the sum is 62.
The spelling of 145875445793 in words is "one hundred forty-five billion, eight hundred seventy-five million, four hundred forty-five thousand, seven hundred ninety-three".
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