Base | Representation |
---|---|
bin | 10010001000111010… |
… | …000101011111000100 |
3 | 1212021101000211011221 |
4 | 102020322011133010 |
5 | 304342030004010 |
6 | 12540355210124 |
7 | 1256440021555 |
oct | 221072053704 |
9 | 55241024157 |
10 | 19476797380 |
11 | 8295165167 |
12 | 39368a6944 |
13 | 1ab518a7a1 |
14 | d2aa1032c |
15 | 78ed6cdda |
hex | 488e857c4 |
19476797380 has 48 divisors (see below), whose sum is σ = 41409688320. Its totient is φ = 7694086400.
The previous prime is 19476797377. The next prime is 19476797383. The reversal of 19476797380 is 8379767491.
It is an interprime number because it is at equal distance from previous prime (19476797377) and next prime (19476797383).
It is not an unprimeable number, because it can be changed into a prime (19476797383) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1615575 + ... + 1627585.
It is an arithmetic number, because the mean of its divisors is an integer number (862701840).
Almost surely, 219476797380 is an apocalyptic number.
19476797380 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
19476797380 is an abundant number, since it is smaller than the sum of its proper divisors (21932890940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19476797380 is a wasteful number, since it uses less digits than its factorization.
19476797380 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13020 (or 13018 counting only the distinct ones).
The product of its (nonzero) digits is 16003008, while the sum is 61.
The spelling of 19476797380 in words is "nineteen billion, four hundred seventy-six million, seven hundred ninety-seven thousand, three hundred eighty".
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