Base | Representation |
---|---|
bin | 1010011011110110… |
… | …0000110111001110 |
3 | 21020012211211011011 |
4 | 2212331200313032 |
5 | 21214043040441 |
6 | 1141542115434 |
7 | 126262216246 |
oct | 24675406716 |
9 | 7205754134 |
10 | 2801143246 |
11 | 1208199420 |
12 | 66211bb7a |
13 | 35843a715 |
14 | 1c8040b26 |
15 | 115db3581 |
hex | a6f60dce |
2801143246 has 16 divisors (see below), whose sum is σ = 4588709760. Its totient is φ = 1271852280.
The previous prime is 2801143243. The next prime is 2801143307. The reversal of 2801143246 is 6423411082.
It is a super-2 number, since 2×28011432462 = 15692806969222833032, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2801143243) 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, 49056 + ... + 89491.
It is an arithmetic number, because the mean of its divisors is an integer number (286794360).
Almost surely, 22801143246 is an apocalyptic number.
2801143246 is a deficient number, since it is larger than the sum of its proper divisors (1787566514).
2801143246 is a wasteful number, since it uses less digits than its factorization.
2801143246 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 139479.
The product of its (nonzero) digits is 9216, while the sum is 31.
The square root of 2801143246 is about 52925.8277781274. The cubic root of 2801143246 is about 1409.6515487891.
The spelling of 2801143246 in words is "two billion, eight hundred one million, one hundred forty-three thousand, two hundred forty-six".
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