Base | Representation |
---|---|
bin | 11011011011110011… |
… | …00000111001101101 |
3 | 1102000110122020202020 |
4 | 31231321200321231 |
5 | 220131021223110 |
6 | 10433303020353 |
7 | 1030663562634 |
oct | 155571407155 |
9 | 42013566666 |
10 | 14728695405 |
11 | 6278a67946 |
12 | 2a3073a6b9 |
13 | 15095874a8 |
14 | 9da1a051b |
15 | 5b30c2d70 |
hex | 36de60e6d |
14728695405 has 64 divisors (see below), whose sum is σ = 25030736640. Its totient is φ = 7374882816.
The previous prime is 14728695391. The next prime is 14728695407. The reversal of 14728695405 is 50459682741.
It is not a de Polignac number, because 14728695405 - 26 = 14728695341 is a prime.
It is a super-2 number, since 2×147286954052 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (14728695407) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 19456287 + ... + 19457043.
It is an arithmetic number, because the mean of its divisors is an integer number (391105260).
Almost surely, 214728695405 is an apocalyptic number.
14728695405 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
14728695405 is a deficient number, since it is larger than the sum of its proper divisors (10302041235).
14728695405 is a wasteful number, since it uses less digits than its factorization.
14728695405 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1310.
The product of its (nonzero) digits is 2419200, while the sum is 51.
The spelling of 14728695405 in words is "fourteen billion, seven hundred twenty-eight million, six hundred ninety-five thousand, four hundred five".
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