Base | Representation |
---|---|
bin | 1001001000010000… |
… | …1000000100000100 |
3 | 20022210011002200111 |
4 | 2102010020010010 |
5 | 20004320231030 |
6 | 1043055522404 |
7 | 114504242425 |
oct | 22204100404 |
9 | 6283132614 |
10 | 2450555140 |
11 | 1048302390 |
12 | 584829404 |
13 | 300909937 |
14 | 19365d64c |
15 | e521062a |
hex | 92108104 |
2450555140 has 48 divisors (see below), whose sum is σ = 5765747904. Its totient is φ = 867024000.
The previous prime is 2450555111. The next prime is 2450555141. The reversal of 2450555140 is 415550542.
It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (2450555141) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142386 + ... + 158665.
It is an arithmetic number, because the mean of its divisors is an integer number (120119748).
Almost surely, 22450555140 is an apocalyptic number.
2450555140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2450555140 is an abundant number, since it is smaller than the sum of its proper divisors (3315192764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2450555140 is a wasteful number, since it uses less digits than its factorization.
2450555140 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 301108 (or 301106 counting only the distinct ones).
The product of its (nonzero) digits is 20000, while the sum is 31.
The square root of 2450555140 is about 49503.0821262677. The cubic root of 2450555140 is about 1348.2015631638.
The spelling of 2450555140 in words is "two billion, four hundred fifty million, five hundred fifty-five thousand, one hundred forty".
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