Base | Representation |
---|---|
bin | 10011010000101111… |
… | …101000101000000110 |
3 | 1222101100212100002020 |
4 | 103100233220220012 |
5 | 314324044023121 |
6 | 13300131224010 |
7 | 1331343150330 |
oct | 232057505006 |
9 | 58340770066 |
10 | 20682017286 |
11 | 8853506777 |
12 | 4012448006 |
13 | 1c47a8bb68 |
14 | 1002adc450 |
15 | 810a8a1c6 |
hex | 4d0be8a06 |
20682017286 has 32 divisors (see below), whose sum is σ = 48426190848. Its totient is φ = 5765021760.
The previous prime is 20682017269. The next prime is 20682017311. The reversal of 20682017286 is 68271028602.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6003510 + ... + 6006953.
It is an arithmetic number, because the mean of its divisors is an integer number (1513318464).
Almost surely, 220682017286 is an apocalyptic number.
20682017286 is an abundant number, since it is smaller than the sum of its proper divisors (27744173562).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
20682017286 is a wasteful number, since it uses less digits than its factorization.
20682017286 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12010516.
The product of its (nonzero) digits is 129024, while the sum is 42.
The spelling of 20682017286 in words is "twenty billion, six hundred eighty-two million, seventeen thousand, two hundred eighty-six".
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