Base | Representation |
---|---|
bin | 10011110100110000… |
… | …00010000111101001 |
3 | 1000110201210012212020 |
4 | 21322120002013221 |
5 | 133244110230311 |
6 | 4520033335053 |
7 | 524513322051 |
oct | 117230020751 |
9 | 30421705766 |
10 | 10643055081 |
11 | 45717aa89a |
12 | 2090407489 |
13 | 1007cac339 |
14 | 72d716561 |
15 | 424582c06 |
hex | 27a6021e9 |
10643055081 has 8 divisors (see below), whose sum is σ = 14202760704. Its totient is φ = 7089359760.
The previous prime is 10643055077. The next prime is 10643055097. The reversal of 10643055081 is 18055034601.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 10643055081 - 22 = 10643055077 is a prime.
It is a super-2 number, since 2×106430550812 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (10643055061) 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, 1498441 + ... + 1505526.
It is an arithmetic number, because the mean of its divisors is an integer number (1775345088).
Almost surely, 210643055081 is an apocalyptic number.
It is an amenable number.
10643055081 is a deficient number, since it is larger than the sum of its proper divisors (3559705623).
10643055081 is a wasteful number, since it uses less digits than its factorization.
10643055081 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3005151.
The product of its (nonzero) digits is 14400, while the sum is 33.
Adding to 10643055081 its reverse (18055034601), we get a palindrome (28698089682).
The spelling of 10643055081 in words is "ten billion, six hundred forty-three million, fifty-five thousand, eighty-one".
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