Base | Representation |
---|---|
bin | 10010101111110110… |
… | …101100111110111010 |
3 | 1220221220120020021011 |
4 | 102233312230332322 |
5 | 312211314101020 |
6 | 13125300304134 |
7 | 1311563030623 |
oct | 225766547672 |
9 | 56856506234 |
10 | 20130222010 |
11 | 859aa92818 |
12 | 3a996a204a |
13 | 1b8a670492 |
14 | d8d702a4a |
15 | 7cc3e035a |
hex | 4afdacfba |
20130222010 has 16 divisors (see below), whose sum is σ = 36247133736. Its totient is φ = 8049259008.
The previous prime is 20130221983. The next prime is 20130222037. The reversal of 20130222010 is 1022203102.
It is an interprime number because it is at equal distance from previous prime (20130221983) and next prime (20130222037).
It can be written as a sum of positive squares in 4 ways, for example, as 13242715929 + 6887506081 = 115077^2 + 82991^2 .
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 323727 + ... + 380866.
Almost surely, 220130222010 is an apocalyptic number.
20130222010 is a deficient number, since it is larger than the sum of its proper divisors (16116911726).
20130222010 is a wasteful number, since it uses less digits than its factorization.
20130222010 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 707457.
The product of its (nonzero) digits is 48, while the sum is 13.
Adding to 20130222010 its reverse (1022203102), we get a palindrome (21152425112).
The spelling of 20130222010 in words is "twenty billion, one hundred thirty million, two hundred twenty-two thousand, ten".
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