Base | Representation |
---|---|
bin | 10010101111011000… |
… | …011111101110101100 |
3 | 1220221100122220222110 |
4 | 102233120133232230 |
5 | 312202302202104 |
6 | 13124414444020 |
7 | 1311435520410 |
oct | 225730375654 |
9 | 56840586873 |
10 | 20122303404 |
11 | 8596574415 |
12 | 3a96b03610 |
13 | 1b88b2a108 |
14 | d8c640d40 |
15 | 7cb878e89 |
hex | 4af61fbac |
20122303404 has 48 divisors (see below), whose sum is σ = 54415259136. Its totient is φ = 5668252800.
The previous prime is 20122303373. The next prime is 20122303417. The reversal of 20122303404 is 40430322102.
It is a Harshad number since it is a multiple of its sum of digits (21).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1681017 + ... + 1692944.
It is an arithmetic number, because the mean of its divisors is an integer number (1133651232).
Almost surely, 220122303404 is an apocalyptic number.
It is an amenable number.
20122303404 is an abundant number, since it is smaller than the sum of its proper divisors (34292955732).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20122303404 is a wasteful number, since it uses less digits than its factorization.
20122303404 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3374046 (or 3374044 counting only the distinct ones).
The product of its (nonzero) digits is 1152, while the sum is 21.
Adding to 20122303404 its reverse (40430322102), we get a palindrome (60552625506).
The spelling of 20122303404 in words is "twenty billion, one hundred twenty-two million, three hundred three thousand, four hundred four".
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