Base | Representation |
---|---|
bin | 11110111111110011111… |
… | …110011000111011001111 |
3 | 21112122011110202202110221 |
4 | 132333303332120323033 |
5 | 234344422104430111 |
6 | 4310315543012211 |
7 | 306615625341043 |
oct | 36776376307317 |
9 | 7478143682427 |
10 | 2130102030031 |
11 | 75140a078658 |
12 | 2a49b2a3a067 |
13 | 125b386106b1 |
14 | 75151718023 |
15 | 3a61ec97371 |
hex | 1eff3f98ecf |
2130102030031 has 8 divisors (see below), whose sum is σ = 2223769917600. Its totient is φ = 2037781882080.
The previous prime is 2130102029977. The next prime is 2130102030109. The reversal of 2130102030031 is 1300302010312.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 2130102030031 - 27 = 2130102029903 is a prime.
It is a super-2 number, since 2×21301020300312 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 2130102029987 and 2130102030014.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2130102030631) 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, 336931675 + ... + 336937996.
It is an arithmetic number, because the mean of its divisors is an integer number (277971239700).
Almost surely, 22130102030031 is an apocalyptic number.
2130102030031 is a deficient number, since it is larger than the sum of its proper divisors (93667887569).
2130102030031 is a wasteful number, since it uses less digits than its factorization.
2130102030031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 673869809.
The product of its (nonzero) digits is 108, while the sum is 16.
Adding to 2130102030031 its reverse (1300302010312), we get a palindrome (3430404040343).
The spelling of 2130102030031 in words is "two trillion, one hundred thirty billion, one hundred two million, thirty thousand, thirty-one".
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