Base | Representation |
---|---|
bin | 101001111110001000… |
… | …001001011110001000 |
3 | 11022022201010200210212 |
4 | 221332020021132020 |
5 | 1214243312104440 |
6 | 32411455100252 |
7 | 3153525311414 |
oct | 517610113610 |
9 | 138281120725 |
10 | 45065738120 |
11 | 18126486077 |
12 | 8898511688 |
13 | 4332719b40 |
14 | 22772a1d44 |
15 | 128b5c6465 |
hex | a7e209788 |
45065738120 has 32 divisors (see below), whose sum is σ = 109197751320. Its totient is φ = 16639656960.
The previous prime is 45065738093. The next prime is 45065738129. The reversal of 45065738120 is 2183756054.
It can be written as a sum of positive squares in 4 ways, for example, as 37373395684 + 7692342436 = 193322^2 + 87706^2 .
It is a super-2 number, since 2×450657381202 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (45065738129) 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, 43331921 + ... + 43332960.
Almost surely, 245065738120 is an apocalyptic number.
45065738120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
45065738120 is an abundant number, since it is smaller than the sum of its proper divisors (64132013200).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45065738120 is a wasteful number, since it uses less digits than its factorization.
45065738120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 86664905 (or 86664901 counting only the distinct ones).
The product of its (nonzero) digits is 201600, while the sum is 41.
The spelling of 45065738120 in words is "forty-five billion, sixty-five million, seven hundred thirty-eight thousand, one hundred twenty".
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