Base | Representation |
---|---|
bin | 1001001001100100110100… |
… | …00010101010000010011010 |
3 | 2122020110210010001022002222 |
4 | 10210302122002222002122 |
5 | 10114122143031432302 |
6 | 110443033013224042 |
7 | 4144431406256066 |
oct | 444623202520232 |
9 | 78213703038088 |
10 | 20120211202202 |
11 | 6457a2a766531 |
12 | 230b522032022 |
13 | b2c435178207 |
14 | 4d7b75660aa6 |
15 | 24d58d659da2 |
hex | 124c9a0aa09a |
20120211202202 has 8 divisors (see below), whose sum is σ = 30180400588800. Its totient is φ = 10060077672604.
The previous prime is 20120211202121. The next prime is 20120211202219. The reversal of 20120211202202 is 20220211202102.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13051802 + ... + 14511717.
It is an arithmetic number, because the mean of its divisors is an integer number (3772550073600).
Almost surely, 220120211202202 is an apocalyptic number.
20120211202202 is a deficient number, since it is larger than the sum of its proper divisors (10060189386598).
20120211202202 is a wasteful number, since it uses less digits than its factorization.
20120211202202 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27928500.
The product of its (nonzero) digits is 128, while the sum is 17.
Adding to 20120211202202 its reverse (20220211202102), we get a palindrome (40340422404304).
The spelling of 20120211202202 in words is "twenty trillion, one hundred twenty billion, two hundred eleven million, two hundred two thousand, two hundred two".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •