Base | Representation |
---|---|
bin | 1000011110001001… |
… | …1100001110101001 |
3 | 12212110211202122200 |
4 | 2013202130032221 |
5 | 14124112441211 |
6 | 1013350410413 |
7 | 110231164440 |
oct | 20742341651 |
9 | 5773752580 |
10 | 2273952681 |
11 | a67650340 |
12 | 535660a09 |
13 | 2a3155340 |
14 | 17800bd57 |
15 | d4978b56 |
hex | 8789c3a9 |
2273952681 has 48 divisors (see below), whose sum is σ = 4410107520. Its totient is φ = 1090402560.
The previous prime is 2273952671. The next prime is 2273952719. The reversal of 2273952681 is 1862593722.
It is not a de Polignac number, because 2273952681 - 214 = 2273936297 is a prime.
It is a super-2 number, since 2×22739526812 = 10341721590854175522, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (2273952671) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 117196 + ... + 135213.
It is an arithmetic number, because the mean of its divisors is an integer number (91877240).
Almost surely, 22273952681 is an apocalyptic number.
2273952681 is a gapful number since it is divisible by the number (21) formed by its first and last digit.
It is an amenable number.
2273952681 is a deficient number, since it is larger than the sum of its proper divisors (2136154839).
2273952681 is a wasteful number, since it uses less digits than its factorization.
2273952681 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 252446 (or 252443 counting only the distinct ones).
The product of its digits is 362880, while the sum is 45.
The square root of 2273952681 is about 47685.9799207272. The cubic root of 2273952681 is about 1315.0042034110.
The spelling of 2273952681 in words is "two billion, two hundred seventy-three million, nine hundred fifty-two thousand, six hundred eighty-one".
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