Base | Representation |
---|---|
bin | 10010010110100100… |
… | …111010011010111100 |
3 | 1212212100120000201211 |
4 | 102112210322122330 |
5 | 310324232044220 |
6 | 13015230414204 |
7 | 1265223216253 |
oct | 222644723274 |
9 | 55770500654 |
10 | 19706128060 |
11 | 83a2660753 |
12 | 399b661364 |
13 | 1b20844208 |
14 | d4d26979a |
15 | 7a506cb5a |
hex | 49693a6bc |
19706128060 has 12 divisors (see below), whose sum is σ = 41382868968. Its totient is φ = 7882451216.
The previous prime is 19706128049. The next prime is 19706128063. The reversal of 19706128060 is 6082160791.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (19706128063) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492653182 + ... + 492653221.
It is an arithmetic number, because the mean of its divisors is an integer number (3448572414).
Almost surely, 219706128060 is an apocalyptic number.
19706128060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
19706128060 is an abundant number, since it is smaller than the sum of its proper divisors (21676740908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19706128060 is a wasteful number, since it uses less digits than its factorization.
19706128060 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 985306412 (or 985306410 counting only the distinct ones).
The product of its (nonzero) digits is 36288, while the sum is 40.
The spelling of 19706128060 in words is "nineteen billion, seven hundred six million, one hundred twenty-eight thousand, sixty".
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