Base | Representation |
---|---|
bin | 10010010000110000… |
… | …100011000100100000 |
3 | 1212121112212202120200 |
4 | 102100300203010200 |
5 | 310124234433343 |
6 | 13001422305200 |
7 | 1262626424526 |
oct | 222060430440 |
9 | 55545782520 |
10 | 19608514848 |
11 | 835254a47a |
12 | 3972a28200 |
13 | 1b06557c10 |
14 | d402da316 |
15 | 79b6da4d3 |
hex | 490c23120 |
19608514848 has 144 divisors (see below), whose sum is σ = 60233145336. Its totient is φ = 6015098880.
The previous prime is 19608514817. The next prime is 19608514853. The reversal of 19608514848 is 84841580691.
It is a happy number.
19608514848 is a `hidden beast` number, since 19 + 608 + 5 + 14 + 8 + 4 + 8 = 666.
It can be written as a sum of positive squares in 4 ways, for example, as 14110588944 + 5497925904 = 118788^2 + 74148^2 .
It is a tau number, because it is divible by the number of its divisors (144).
It is a junction number, because it is equal to n+sod(n) for n = 19608514794 and 19608514803.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1253958 + ... + 1269498.
Almost surely, 219608514848 is an apocalyptic number.
19608514848 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 19608514848, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (30116572668).
19608514848 is an abundant number, since it is smaller than the sum of its proper divisors (40624630488).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19608514848 is a wasteful number, since it uses less digits than its factorization.
19608514848 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15907 (or 15896 counting only the distinct ones).
The product of its (nonzero) digits is 2211840, while the sum is 54.
The spelling of 19608514848 in words is "nineteen billion, six hundred eight million, five hundred fourteen thousand, eight hundred forty-eight".
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