Base | Representation |
---|---|
bin | 10110101111101010… |
… | …10011100111010100 |
3 | 1011112000011120122210 |
4 | 23113311103213110 |
5 | 200002004310004 |
6 | 5335404153420 |
7 | 611412605154 |
oct | 132765234724 |
9 | 34460146583 |
10 | 12211010004 |
11 | 51a6884606 |
12 | 2449538870 |
13 | 11c7aa530b |
14 | 83ba68764 |
15 | 4b7052089 |
hex | 2d7d539d4 |
12211010004 has 24 divisors (see below), whose sum is σ = 28494456480. Its totient is φ = 4070036704.
The previous prime is 12211009999. The next prime is 12211010059. The reversal of 12211010004 is 40001011221.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (12).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 184867 + ... + 242069.
It is an arithmetic number, because the mean of its divisors is an integer number (1187269020).
Almost surely, 212211010004 is an apocalyptic number.
It is an amenable number.
12211010004 is an abundant number, since it is smaller than the sum of its proper divisors (16283446476).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12211010004 is a wasteful number, since it uses less digits than its factorization.
12211010004 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 74999 (or 74997 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 12.
Adding to 12211010004 its reverse (40001011221), we get a palindrome (52212021225).
The spelling of 12211010004 in words is "twelve billion, two hundred eleven million, ten thousand, four".
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