Base | Representation |
---|---|
bin | 11101001010100011111… |
… | …11100100101111000001 |
3 | 10112210121021120220010222 |
4 | 32211101333210233001 |
5 | 112404301332000001 |
6 | 2044205413032425 |
7 | 132254021646245 |
oct | 16452177445701 |
9 | 3483537526128 |
10 | 1002103000001 |
11 | 356a98022a24 |
12 | 14226a325715 |
13 | 73661b9703c |
14 | 36705874425 |
15 | 1b1011c261b |
hex | e951fe4bc1 |
1002103000001 has 4 divisors (see below), whose sum is σ = 1002106436352. Its totient is φ = 1002099563652.
The previous prime is 1002102999967. The next prime is 1002103000009. The reversal of 1002103000001 is 1000003012001.
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 a de Polignac number, because none of the positive numbers 2k-1002103000001 is a prime.
It is a super-2 number, since 2×10021030000012 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (1002103000009) 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, 1235561 + ... + 1879046.
It is an arithmetic number, because the mean of its divisors is an integer number (250526609088).
Almost surely, 21002103000001 is an apocalyptic number.
It is an amenable number.
1002103000001 is a deficient number, since it is larger than the sum of its proper divisors (3436351).
1002103000001 is an equidigital number, since it uses as much as digits as its factorization.
1002103000001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3436350.
The product of its (nonzero) digits is 6, while the sum is 8.
Adding to 1002103000001 its reverse (1000003012001), we get a palindrome (2002106012002).
The spelling of 1002103000001 in words is "one trillion, two billion, one hundred three million, one", and thus it is an aban number.
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •