Base | Representation |
---|---|
bin | 100110111101100110… |
… | …0100110110101101001 |
3 | 21222222012021110202101 |
4 | 1031323030212311221 |
5 | 2332324321443001 |
6 | 102234341533401 |
7 | 6021311103520 |
oct | 1157314466551 |
9 | 258865243671 |
10 | 83671281001 |
11 | 32537290910 |
12 | 14271414261 |
13 | 7b75911839 |
14 | 409a5a14b7 |
15 | 229a960a01 |
hex | 137b326d69 |
83671281001 has 16 divisors (see below), whose sum is σ = 107136835200. Its totient is φ = 63436279680.
The previous prime is 83671280993. The next prime is 83671281047. The reversal of 83671281001 is 10018217638.
It is a cyclic number.
It is not a de Polignac number, because 83671281001 - 23 = 83671280993 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (37).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (83671281091) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14681476 + ... + 14687173.
It is an arithmetic number, because the mean of its divisors is an integer number (6696052200).
Almost surely, 283671281001 is an apocalyptic number.
It is an amenable number.
83671281001 is a deficient number, since it is larger than the sum of its proper divisors (23465554199).
83671281001 is a wasteful number, since it uses less digits than its factorization.
83671281001 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 29368704.
The product of its (nonzero) digits is 16128, while the sum is 37.
Adding to 83671281001 its reverse (10018217638), we get a palindrome (93689498639).
The spelling of 83671281001 in words is "eighty-three billion, six hundred seventy-one million, two hundred eighty-one thousand, one".
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