Base | Representation |
---|---|
bin | 10011001110111011… |
… | …110011100000001010 |
3 | 1222022020201200021212 |
4 | 103032323303200022 |
5 | 314243310400010 |
6 | 13253124333122 |
7 | 1330524104153 |
oct | 231673634012 |
9 | 58266650255 |
10 | 20651653130 |
11 | 8838357729 |
12 | 40042441a2 |
13 | 1c416ba1c4 |
14 | ddca7692a |
15 | 80d08d505 |
hex | 4ceef380a |
20651653130 has 32 divisors (see below), whose sum is σ = 38627366400. Its totient is φ = 7940020032.
The previous prime is 20651653081. The next prime is 20651653133. The reversal of 20651653130 is 3135615602.
It is not an unprimeable number, because it can be changed into a prime (20651653133) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 95000 + ... + 224339.
It is an arithmetic number, because the mean of its divisors is an integer number (1207105200).
Almost surely, 220651653130 is an apocalyptic number.
20651653130 is a deficient number, since it is larger than the sum of its proper divisors (17975713270).
20651653130 is a wasteful number, since it uses less digits than its factorization.
20651653130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 319598.
The product of its (nonzero) digits is 16200, while the sum is 32.
The spelling of 20651653130 in words is "twenty billion, six hundred fifty-one million, six hundred fifty-three thousand, one hundred thirty".
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