Base | Representation |
---|---|
bin | 10010111010100100… |
… | …111010111101000011 |
3 | 1221102110001111020000 |
4 | 102322210322331003 |
5 | 313043342010034 |
6 | 13155204051043 |
7 | 1316206041513 |
oct | 227244727503 |
9 | 57373044200 |
10 | 20310110019 |
11 | 86825892a1 |
12 | 3b29993a83 |
13 | 1bb8a053a4 |
14 | da956b843 |
15 | 7dd0c5599 |
hex | 4ba93af43 |
20310110019 has 40 divisors (see below), whose sum is σ = 31007802672. Its totient is φ = 13243538880.
The previous prime is 20310109993. The next prime is 20310110077. The reversal of 20310110019 is 91001101302.
It is not a de Polignac number, because 20310110019 - 29 = 20310109507 is a prime.
It is a super-2 number, since 2×203101100192 (a number of 21 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 20310109983 and 20310110010.
It is not an unprimeable number, because it can be changed into a prime (20310160019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1413837 + ... + 1428129.
Almost surely, 220310110019 is an apocalyptic number.
20310110019 is a deficient number, since it is larger than the sum of its proper divisors (10697692653).
20310110019 is a wasteful number, since it uses less digits than its factorization.
20310110019 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14689 (or 14680 counting only the distinct ones).
The product of its (nonzero) digits is 54, while the sum is 18.
The spelling of 20310110019 in words is "twenty billion, three hundred ten million, one hundred ten thousand, nineteen".
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