Base | Representation |
---|---|
bin | 10010101000110100… |
… | …011111100010001010 |
3 | 1220122200111012102012 |
4 | 102220310133202022 |
5 | 311441110431442 |
6 | 13105442535522 |
7 | 1305630624413 |
oct | 225064374212 |
9 | 56580435365 |
10 | 20012202122 |
11 | 853a403720 |
12 | 3a660675a2 |
13 | 1b6c08a923 |
14 | d7bb8080a |
15 | 7c1d7b582 |
hex | 4a8d1f88a |
20012202122 has 8 divisors (see below), whose sum is σ = 32747239872. Its totient is φ = 9096455500.
The previous prime is 20012202113. The next prime is 20012202167. The reversal of 20012202122 is 22120221002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 20012202097 and 20012202106.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 454822754 + ... + 454822797.
It is an arithmetic number, because the mean of its divisors is an integer number (4093404984).
Almost surely, 220012202122 is an apocalyptic number.
20012202122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
20012202122 is a deficient number, since it is larger than the sum of its proper divisors (12735037750).
20012202122 is a wasteful number, since it uses less digits than its factorization.
20012202122 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 909645564.
The product of its (nonzero) digits is 64, while the sum is 14.
Adding to 20012202122 its reverse (22120221002), we get a palindrome (42132423124).
The spelling of 20012202122 in words is "twenty billion, twelve million, two hundred two thousand, one hundred twenty-two".
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