Base | Representation |
---|---|
bin | 10010001000100100… |
… | …100010011100001010 |
3 | 1212020222101211210122 |
4 | 102020210202130022 |
5 | 304334103230220 |
6 | 12540034143242 |
7 | 1256341014461 |
oct | 221044423412 |
9 | 55228354718 |
10 | 19471148810 |
11 | 8291a57323 |
12 | 3934a21b22 |
13 | 1ab3c60739 |
14 | d29d7d9d8 |
15 | 78e604425 |
hex | 48892270a |
19471148810 has 16 divisors (see below), whose sum is σ = 35052314976. Its totient is φ = 7787515728.
The previous prime is 19471148803. The next prime is 19471148867. The reversal of 19471148810 is 1884117491.
It is a super-2 number, since 2×194711488102 (a number of 21 digits) contains 22 as substring.
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, 28064 + ... + 199323.
It is an arithmetic number, because the mean of its divisors is an integer number (2190769686).
Almost surely, 219471148810 is an apocalyptic number.
19471148810 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
19471148810 is a deficient number, since it is larger than the sum of its proper divisors (15581166166).
19471148810 is a wasteful number, since it uses less digits than its factorization.
19471148810 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 235957.
The product of its (nonzero) digits is 64512, while the sum is 44.
The spelling of 19471148810 in words is "nineteen billion, four hundred seventy-one million, one hundred forty-eight thousand, eight hundred ten".
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