Base | Representation |
---|---|
bin | 10110110000101111… |
… | …00110101011101010 |
3 | 1011112122002100222201 |
4 | 23120113212223222 |
5 | 200011310013002 |
6 | 5340325010414 |
7 | 611552203036 |
oct | 133027465352 |
9 | 34478070881 |
10 | 12220001002 |
11 | 5200965690 |
12 | 2450553a0a |
13 | 11c9902831 |
14 | 83cd291c6 |
15 | 4b7c2b087 |
hex | 2d85e6aea |
12220001002 has 32 divisors (see below), whose sum is σ = 20289450240. Its totient is φ = 5473278720.
The previous prime is 12220000973. The next prime is 12220001029. The reversal of 12220001002 is 20010002221.
It is a self number, because there is not a number n which added to its sum of digits gives 12220001002.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2067183 + ... + 2073085.
It is an arithmetic number, because the mean of its divisors is an integer number (634045320).
Almost surely, 212220001002 is an apocalyptic number.
12220001002 is a deficient number, since it is larger than the sum of its proper divisors (8069449238).
12220001002 is a wasteful number, since it uses less digits than its factorization.
12220001002 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7278.
The product of its (nonzero) digits is 16, while the sum is 10.
Adding to 12220001002 its reverse (20010002221), we get a palindrome (32230003223).
The spelling of 12220001002 in words is "twelve billion, two hundred twenty million, one thousand, two".
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