Base | Representation |
---|---|
bin | 1000101010001001001000… |
… | …11101111101000110011001 |
3 | 2111102020002101220221012120 |
4 | 10111010210131331012121 |
5 | 4443423313133333020 |
6 | 104254540432531453 |
7 | 4003415644266204 |
oct | 425044435750631 |
9 | 74366071827176 |
10 | 19040201855385 |
11 | 60809a4630117 |
12 | 21761510b0b89 |
13 | a81638b54409 |
14 | 49b79d12893b |
15 | 23042cbca740 |
hex | 11512477d199 |
19040201855385 has 16 divisors (see below), whose sum is σ = 30704199530496. Its totient is φ = 10074815468928.
The previous prime is 19040201855359. The next prime is 19040201855387. The reversal of 19040201855385 is 58355810204091.
It is not a de Polignac number, because 19040201855385 - 230 = 19039128113561 is a prime.
It is a super-3 number, since 3×190402018553853 (a number of 41 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (19040201855387) 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, 4997426404 + ... + 4997430213.
It is an arithmetic number, because the mean of its divisors is an integer number (1919012470656).
Almost surely, 219040201855385 is an apocalyptic number.
19040201855385 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
19040201855385 is a deficient number, since it is larger than the sum of its proper divisors (11663997675111).
19040201855385 is a wasteful number, since it uses less digits than its factorization.
19040201855385 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9994856752.
The product of its (nonzero) digits is 1728000, while the sum is 51.
The spelling of 19040201855385 in words is "nineteen trillion, forty billion, two hundred one million, eight hundred fifty-five thousand, three hundred eighty-five".
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