Base | Representation |
---|---|
bin | 10010011000101100… |
… | …110101111110111100 |
3 | 1212221211121101120200 |
4 | 102120230311332330 |
5 | 310412342331333 |
6 | 13022542243500 |
7 | 1266135126612 |
oct | 223054657674 |
9 | 55854541520 |
10 | 19741761468 |
11 | 8410789650 |
12 | 39ab586590 |
13 | 1b2803c380 |
14 | d53ca36b2 |
15 | 7a825ac13 |
hex | 498b35fbc |
19741761468 has 72 divisors (see below), whose sum is σ = 58627064496. Its totient is φ = 5522169600.
The previous prime is 19741761443. The next prime is 19741761521. The reversal of 19741761468 is 86416714791.
19741761468 is a `hidden beast` number, since 1 + 9 + 7 + 4 + 17 + 614 + 6 + 8 = 666.
It is a congruent number.
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, 1912273 + ... + 1922568.
Almost surely, 219741761468 is an apocalyptic number.
19741761468 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
19741761468 is an abundant number, since it is smaller than the sum of its proper divisors (38885303028).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19741761468 is a wasteful number, since it uses less digits than its factorization.
19741761468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3834875 (or 3834870 counting only the distinct ones).
The product of its digits is 2032128, while the sum is 54.
The spelling of 19741761468 in words is "nineteen billion, seven hundred forty-one million, seven hundred sixty-one thousand, four hundred sixty-eight".
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