Base | Representation |
---|---|
bin | 11001101010001101… |
… | …00001011000001111 |
3 | 1022120001121100100222 |
4 | 30311012201120033 |
5 | 211203101211134 |
6 | 10154543141555 |
7 | 665243254433 |
oct | 146506413017 |
9 | 38501540328 |
10 | 13775803919 |
11 | 592a09a419 |
12 | 28055a48bb |
13 | 13b7032587 |
14 | 9497d69c3 |
15 | 5595e9a2e |
hex | 3351a160f |
13775803919 has 16 divisors (see below), whose sum is σ = 15042981888. Its totient is φ = 12564139392.
The previous prime is 13775803913. The next prime is 13775803949. The reversal of 13775803919 is 91930857731.
It is a cyclic number.
It is not a de Polignac number, because 13775803919 - 232 = 9480836623 is a prime.
It is a super-2 number, since 2×137758039192 (a number of 21 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13775803913) 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, 18644 + ... + 167030.
It is an arithmetic number, because the mean of its divisors is an integer number (940186368).
Almost surely, 213775803919 is an apocalyptic number.
13775803919 is a deficient number, since it is larger than the sum of its proper divisors (1267177969).
13775803919 is a wasteful number, since it uses less digits than its factorization.
13775803919 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 148574.
The product of its (nonzero) digits is 1428840, while the sum is 53.
The spelling of 13775803919 in words is "thirteen billion, seven hundred seventy-five million, eight hundred three thousand, nine hundred nineteen".
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