Base | Representation |
---|---|
bin | 111111110011110… |
… | …1111101101001010 |
3 | 12112012220102221121 |
4 | 1333213233231022 |
5 | 13341112003300 |
6 | 552243425454 |
7 | 104026160152 |
oct | 17747575512 |
9 | 5465812847 |
10 | 2141125450 |
11 | 9a9678272 |
12 | 4b908528a |
13 | 281789a49 |
14 | 164513762 |
15 | c7e8c81a |
hex | 7f9efb4a |
2141125450 has 24 divisors (see below), whose sum is σ = 3995494272. Its totient is φ = 853654320.
The previous prime is 2141125433. The next prime is 2141125451. The reversal of 2141125450 is 545211412.
It is a Harshad number since it is a multiple of its sum of digits (25).
It is not an unprimeable number, because it can be changed into a prime (2141125451) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54394 + ... + 85093.
It is an arithmetic number, because the mean of its divisors is an integer number (166478928).
Almost surely, 22141125450 is an apocalyptic number.
2141125450 is a deficient number, since it is larger than the sum of its proper divisors (1854368822).
2141125450 is a wasteful number, since it uses less digits than its factorization.
2141125450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139806 (or 139801 counting only the distinct ones).
The product of its (nonzero) digits is 1600, while the sum is 25.
The square root of 2141125450 is about 46272.2967876028. The cubic root of 2141125450 is about 1288.8846096464.
Adding to 2141125450 its reverse (545211412), we get a palindrome (2686336862).
The spelling of 2141125450 in words is "two billion, one hundred forty-one million, one hundred twenty-five thousand, four hundred fifty".
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