Base | Representation |
---|---|
bin | 10010101000101100… |
… | …000110001100110010 |
3 | 1220122112100101022122 |
4 | 102220230012030302 |
5 | 311440030014302 |
6 | 13105323434242 |
7 | 1305603126632 |
oct | 225054061462 |
9 | 56575311278 |
10 | 20010001202 |
11 | 8539140084 |
12 | 3a65385982 |
13 | 1b6b799bc9 |
14 | d7b76a6c2 |
15 | 7c1a943a2 |
hex | 4a8b06332 |
20010001202 has 8 divisors (see below), whose sum is σ = 31594738800. Its totient is φ = 9478421604.
The previous prime is 20010001201. The next prime is 20010001267. The reversal of 20010001202 is 20210001002.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 20010001202.
It is not an unprimeable number, because it can be changed into a prime (20010001201) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263289452 + ... + 263289527.
It is an arithmetic number, because the mean of its divisors is an integer number (3949342350).
Almost surely, 220010001202 is an apocalyptic number.
20010001202 is a deficient number, since it is larger than the sum of its proper divisors (11584737598).
20010001202 is a wasteful number, since it uses less digits than its factorization.
20010001202 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 526579000.
The product of its (nonzero) digits is 8, while the sum is 8.
Adding to 20010001202 its reverse (20210001002), we get a palindrome (40220002204).
The spelling of 20010001202 in words is "twenty billion, ten million, one thousand, two hundred two".
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