Base | Representation |
---|---|
bin | 10001101101111001… |
… | …111001111000101001 |
3 | 1211002210120101122010 |
4 | 101231321321320221 |
5 | 302430040440113 |
6 | 12423413150133 |
7 | 1242266222550 |
oct | 215571717051 |
9 | 54083511563 |
10 | 19023765033 |
11 | 8082468269 |
12 | 382b02b349 |
13 | 1a4236b800 |
14 | cc67a2d97 |
15 | 7651d11c3 |
hex | 46de79e29 |
19023765033 has 96 divisors (see below), whose sum is σ = 32190525696. Its totient is φ = 9782083584.
The previous prime is 19023764999. The next prime is 19023765097. The reversal of 19023765033 is 33056732091.
It is not a de Polignac number, because 19023765033 - 29 = 19023764521 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 19023764982 and 19023765000.
It is not an unprimeable number, because it can be changed into a prime (19023761033) by changing a digit.
It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 25130091 + ... + 25130847.
It is an arithmetic number, because the mean of its divisors is an integer number (335317976).
Almost surely, 219023765033 is an apocalyptic number.
19023765033 is a gapful number since it is divisible by the number (13) formed by its first and last digit.
It is an amenable number.
19023765033 is a deficient number, since it is larger than the sum of its proper divisors (13166760663).
19023765033 is a wasteful number, since it uses less digits than its factorization.
19023765033 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 963 (or 950 counting only the distinct ones).
The product of its (nonzero) digits is 102060, while the sum is 39.
The spelling of 19023765033 in words is "nineteen billion, twenty-three million, seven hundred sixty-five thousand, thirty-three".
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