Base | Representation |
---|---|
bin | 1011000110110001101000… |
… | …0111100011110110111111 |
3 | 1121020100210200122121122101 |
4 | 2301230122013203312333 |
5 | 3100031142213241111 |
6 | 41545400403525531 |
7 | 2400134466143050 |
oct | 261543207436677 |
9 | 47210720577571 |
10 | 12211030212031 |
11 | 398873a239612 |
12 | 14526b53898a7 |
13 | 6a7658c83a31 |
14 | 303034996727 |
15 | 162984900bc1 |
hex | b1b1a1e3dbf |
12211030212031 has 8 divisors (see below), whose sum is σ = 13960849250304. Its totient is φ = 10462557711480.
The previous prime is 12211030211969. The next prime is 12211030212061. The reversal of 12211030212031 is 13021203011221.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 12211030212031 - 223 = 12211021823423 is a prime.
It is a super-2 number, since 2×122110302120312 (a number of 27 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12211030212061) 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, 336614995 + ... + 336651268.
It is an arithmetic number, because the mean of its divisors is an integer number (1745106156288).
Almost surely, 212211030212031 is an apocalyptic number.
12211030212031 is a deficient number, since it is larger than the sum of its proper divisors (1749819038273).
12211030212031 is an equidigital number, since it uses as much as digits as its factorization.
12211030212031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 673268861.
The product of its (nonzero) digits is 144, while the sum is 19.
Adding to 12211030212031 its reverse (13021203011221), we get a palindrome (25232233223252).
The spelling of 12211030212031 in words is "twelve trillion, two hundred eleven billion, thirty million, two hundred twelve thousand, thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.067 sec. • engine limits •