Base | Representation |
---|---|
bin | 10010101000101101… |
… | …010010001011101000 |
3 | 1220122112221012020101 |
4 | 102220231102023220 |
5 | 311440114444144 |
6 | 13105334235144 |
7 | 1305605564164 |
oct | 225055221350 |
9 | 56575835211 |
10 | 20010312424 |
11 | 8539332993 |
12 | 3a654b5ab4 |
13 | 1b6b87876b |
14 | d7b80bca4 |
15 | 7c1b066d4 |
hex | 4a8b522e8 |
20010312424 has 8 divisors (see below), whose sum is σ = 37519335810. Its totient is φ = 10005156208.
The previous prime is 20010312401. The next prime is 20010312431. The reversal of 20010312424 is 42421301002.
It can be written as a sum of positive squares in only one way, i.e., 18319622500 + 1690689924 = 135350^2 + 41118^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1250644519 + ... + 1250644534.
Almost surely, 220010312424 is an apocalyptic number.
It is an amenable number.
20010312424 is a deficient number, since it is larger than the sum of its proper divisors (17509023386).
20010312424 is a wasteful number, since it uses less digits than its factorization.
20010312424 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2501289059 (or 2501289055 counting only the distinct ones).
The product of its (nonzero) digits is 384, while the sum is 19.
Adding to 20010312424 its reverse (42421301002), we get a palindrome (62431613426).
The spelling of 20010312424 in words is "twenty billion, ten million, three hundred twelve thousand, four hundred twenty-four".
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