Base | Representation |
---|---|
bin | 11100111000010110… |
… | …100001100111000001 |
3 | 2222001011011101020222 |
4 | 130320112201213001 |
5 | 1002002102400001 |
6 | 22125040112425 |
7 | 2145314231234 |
oct | 347026414701 |
9 | 88034141228 |
10 | 31010200001 |
11 | 121734a4270 |
12 | 6015305715 |
13 | 2c02763b91 |
14 | 170268d41b |
15 | c1767261b |
hex | 7385a19c1 |
31010200001 has 4 divisors (see below), whose sum is σ = 33829309104. Its totient is φ = 28191090900.
The previous prime is 31010199977. The next prime is 31010200007. The reversal of 31010200001 is 10000201013.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 31010200001 - 210 = 31010198977 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (31010200007) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1409554535 + ... + 1409554556.
It is an arithmetic number, because the mean of its divisors is an integer number (8457327276).
Almost surely, 231010200001 is an apocalyptic number.
It is an amenable number.
31010200001 is a deficient number, since it is larger than the sum of its proper divisors (2819109103).
31010200001 is a wasteful number, since it uses less digits than its factorization.
31010200001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2819109102.
The product of its (nonzero) digits is 6, while the sum is 8.
Adding to 31010200001 its reverse (10000201013), we get a palindrome (41010401014).
The spelling of 31010200001 in words is "thirty-one billion, ten million, two hundred thousand, one".
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