Base | Representation |
---|---|
bin | 101010000011000001… |
… | …001011101101101100 |
3 | 11022112102112210022202 |
4 | 222003001023231230 |
5 | 1214430314022010 |
6 | 32423550001032 |
7 | 3155542645226 |
oct | 520301135554 |
9 | 138472483282 |
10 | 45147798380 |
11 | 18168834173 |
12 | 88bbaa6178 |
13 | 434671bbc9 |
14 | 2284143416 |
15 | 12938d56a5 |
hex | a8304bb6c |
45147798380 has 24 divisors (see below), whose sum is σ = 94814367648. Its totient is φ = 18058359168.
The previous prime is 45147798349. The next prime is 45147798413. The reversal of 45147798380 is 8389774154.
It is a super-2 number, since 2×451477983802 (a number of 22 digits) contains 22 as substring.
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, 926177 + ... + 973703.
It is an arithmetic number, because the mean of its divisors is an integer number (3950598652).
Almost surely, 245147798380 is an apocalyptic number.
It is an amenable number.
45147798380 is an abundant number, since it is smaller than the sum of its proper divisors (49666569268).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45147798380 is a wasteful number, since it uses less digits than its factorization.
45147798380 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 95033 (or 95031 counting only the distinct ones).
The product of its (nonzero) digits is 6773760, while the sum is 56.
The spelling of 45147798380 in words is "forty-five billion, one hundred forty-seven million, seven hundred ninety-eight thousand, three hundred eighty".
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