Base | Representation |
---|---|
bin | 110010011000101000… |
… | …101110011000110001 |
3 | 12011122100111002121122 |
4 | 302120220232120301 |
5 | 1341244201421040 |
6 | 40504155432025 |
7 | 3623441661302 |
oct | 623050563061 |
9 | 164570432548 |
10 | 54100420145 |
11 | 20a42305432 |
12 | a59a155615 |
13 | 5142421235 |
14 | 28931447a9 |
15 | 16198541b5 |
hex | c98a2e631 |
54100420145 has 8 divisors (see below), whose sum is σ = 64974566760. Its totient is φ = 43244294400.
The previous prime is 54100420139. The next prime is 54100420159. The reversal of 54100420145 is 54102400145.
It can be written as a sum of positive squares in 4 ways, for example, as 4021589056 + 50078831089 = 63416^2 + 223783^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 54100420145 - 214 = 54100403761 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4498610 + ... + 4510619.
It is an arithmetic number, because the mean of its divisors is an integer number (8121820845).
Almost surely, 254100420145 is an apocalyptic number.
It is an amenable number.
54100420145 is a deficient number, since it is larger than the sum of its proper divisors (10874146615).
54100420145 is a wasteful number, since it uses less digits than its factorization.
54100420145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9010435.
The product of its (nonzero) digits is 3200, while the sum is 26.
The spelling of 54100420145 in words is "fifty-four billion, one hundred million, four hundred twenty thousand, one hundred forty-five".
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