Base | Representation |
---|---|
bin | 10101001001000101110… |
… | …100111001110111001000 |
3 | 12010220010001001112212200 |
4 | 111021011310321313020 |
5 | 142300434313124230 |
6 | 3031234531440200 |
7 | 206652324666444 |
oct | 25110564716710 |
9 | 5126101045780 |
10 | 1452870442440 |
11 | 51018254121a |
12 | 1b56ab456060 |
13 | a700b268b41 |
14 | 50468259824 |
15 | 27bd4a06160 |
hex | 15245d39dc8 |
1452870442440 has 96 divisors (see below), whose sum is σ = 4735436921280. Its totient is φ = 386315565696.
The previous prime is 1452870442403. The next prime is 1452870442447. The reversal of 1452870442440 is 442440782541.
1452870442440 is a `hidden beast` number, since 14 + 528 + 70 + 4 + 4 + 2 + 4 + 40 = 666.
It is a super-2 number, since 2×14528704424402 (a number of 25 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is not an unprimeable number, because it can be changed into a prime (1452870442447) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5690284 + ... + 5940123.
It is an arithmetic number, because the mean of its divisors is an integer number (49327467930).
Almost surely, 21452870442440 is an apocalyptic number.
1452870442440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1452870442440 is an abundant number, since it is smaller than the sum of its proper divisors (3282566478840).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1452870442440 is a wasteful number, since it uses less digits than its factorization.
1452870442440 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11630771 (or 11630764 counting only the distinct ones).
The product of its (nonzero) digits is 1146880, while the sum is 45.
The spelling of 1452870442440 in words is "one trillion, four hundred fifty-two billion, eight hundred seventy million, four hundred forty-two thousand, four hundred forty".
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