Base | Representation |
---|---|
bin | 10010101001100111… |
… | …000001111000101010 |
3 | 1220200121102021010022 |
4 | 102221213001320222 |
5 | 312003003400101 |
6 | 13111034520442 |
7 | 1306151342141 |
oct | 225147017052 |
9 | 56617367108 |
10 | 20025450026 |
11 | 8546931aaa |
12 | 3a6a596122 |
13 | 1b71a4891a |
14 | d7d82c758 |
15 | 7c30e6a1b |
hex | 4a99c1e2a |
20025450026 has 16 divisors (see below), whose sum is σ = 32137481760. Its totient is φ = 9330234480.
The previous prime is 20025450017. The next prime is 20025450059. The reversal of 20025450026 is 62005452002.
It is a junction number, because it is equal to n+sod(n) for n = 20025449977 and 20025450004.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4317236 + ... + 4321871.
It is an arithmetic number, because the mean of its divisors is an integer number (2008592610).
Almost surely, 220025450026 is an apocalyptic number.
20025450026 is a deficient number, since it is larger than the sum of its proper divisors (12112031734).
20025450026 is a wasteful number, since it uses less digits than its factorization.
20025450026 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8639189.
The product of its (nonzero) digits is 4800, while the sum is 26.
The spelling of 20025450026 in words is "twenty billion, twenty-five million, four hundred fifty thousand, twenty-six".
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