Base | Representation |
---|---|
bin | 10110100010100011… |
… | …10001000001111011 |
3 | 1011020100020000110201 |
4 | 23101101301001323 |
5 | 144240330430021 |
6 | 5320435023031 |
7 | 605606025610 |
oct | 132121610173 |
9 | 34210200421 |
10 | 12101030011 |
11 | 514a796a54 |
12 | 241873aa77 |
13 | 11ab0790b5 |
14 | 82b1da507 |
15 | 4ac57a591 |
hex | 2d147107b |
12101030011 has 4 divisors (see below), whose sum is σ = 13829748592. Its totient is φ = 10372311432.
The previous prime is 12101030003. The next prime is 12101030077. The reversal of 12101030011 is 11003010121.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11003010121 = 83 ⋅132566387.
It is not a de Polignac number, because 12101030011 - 23 = 12101030003 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 12101030011.
It is not an unprimeable number, because it can be changed into a prime (12101030311) 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, 864359280 + ... + 864359293.
It is an arithmetic number, because the mean of its divisors is an integer number (3457437148).
Almost surely, 212101030011 is an apocalyptic number.
12101030011 is a deficient number, since it is larger than the sum of its proper divisors (1728718581).
12101030011 is an equidigital number, since it uses as much as digits as its factorization.
12101030011 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1728718580.
The product of its (nonzero) digits is 6, while the sum is 10.
Adding to 12101030011 its reverse (11003010121), we get a palindrome (23104040132).
The spelling of 12101030011 in words is "twelve billion, one hundred one million, thirty thousand, eleven".
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