Base | Representation |
---|---|
bin | 10001110000111010… |
… | …011111001110000000 |
3 | 1211020022120021102220 |
4 | 101300322133032000 |
5 | 303031001441400 |
6 | 12432415211040 |
7 | 1243451306100 |
oct | 216072371600 |
9 | 54208507386 |
10 | 19074249600 |
11 | 80a8a0a04a |
12 | 3843b16a80 |
13 | 1a4c966633 |
14 | ccd385200 |
15 | 7698547a0 |
hex | 470e9f380 |
19074249600 has 1152 divisors, whose sum is σ = 79937383680. Its totient is φ = 3973939200.
The previous prime is 19074249581. The next prime is 19074249647. The reversal of 19074249600 is 694247091.
It is a Harshad number since it is a multiple of its sum of digits (42).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 443587179 + ... + 443587221.
It is an arithmetic number, because the mean of its divisors is an integer number (69390090).
Almost surely, 219074249600 is an apocalyptic number.
19074249600 is a gapful number since it is divisible by the number (10) 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 19074249600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39968691840).
19074249600 is an abundant number, since it is smaller than the sum of its proper divisors (60863134080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
19074249600 is a wasteful number, since it uses less digits than its factorization.
19074249600 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148 (or 124 counting only the distinct ones).
The product of its (nonzero) digits is 108864, while the sum is 42.
The spelling of 19074249600 in words is "nineteen billion, seventy-four million, two hundred forty-nine thousand, six hundred".
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