Base | Representation |
---|---|
bin | 111111100010000… |
… | …0001101111100000 |
3 | 12111120021201220111 |
4 | 1333010001233200 |
5 | 13331212342034 |
6 | 551311021104 |
7 | 103553451661 |
oct | 17704015740 |
9 | 5446251814 |
10 | 2131762144 |
11 | 9a43624a6 |
12 | 4b5b0a794 |
13 | 27c85bc25 |
14 | 163197368 |
15 | c723d364 |
hex | 7f101be0 |
2131762144 has 12 divisors (see below), whose sum is σ = 4196906784. Its totient is φ = 1065881056.
The previous prime is 2131762111. The next prime is 2131762147. The reversal of 2131762144 is 4412671312.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2131762147) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33308752 + ... + 33308815.
It is an arithmetic number, because the mean of its divisors is an integer number (349742232).
Almost surely, 22131762144 is an apocalyptic number.
It is an amenable number.
2131762144 is a deficient number, since it is larger than the sum of its proper divisors (2065144640).
2131762144 is an equidigital number, since it uses as much as digits as its factorization.
2131762144 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 66617577 (or 66617569 counting only the distinct ones).
The product of its digits is 8064, while the sum is 31.
The square root of 2131762144 is about 46171.0097788645. The cubic root of 2131762144 is about 1287.0030671434.
The spelling of 2131762144 in words is "two billion, one hundred thirty-one million, seven hundred sixty-two thousand, one hundred forty-four".
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