Base | Representation |
---|---|
bin | 11111001001110100… |
… | …01000101101001001 |
3 | 1121011121200200000200 |
4 | 33210322020231021 |
5 | 233223142102040 |
6 | 11403350122413 |
7 | 1131320051013 |
oct | 174472105511 |
9 | 47147620020 |
10 | 16725347145 |
11 | 7103027951 |
12 | 32a9350409 |
13 | 176712b820 |
14 | b494271b3 |
15 | 67d523630 |
hex | 3e4e88b49 |
16725347145 has 48 divisors (see below), whose sum is σ = 31615933440. Its totient is φ = 8129766528.
The previous prime is 16725347131. The next prime is 16725347153. The reversal of 16725347145 is 54174352761.
16725347145 is a `hidden beast` number, since 1 + 6 + 7 + 2 + 534 + 71 + 45 = 666.
16725347145 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 16725347145 - 24 = 16725347129 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a self number, because there is not a number n which added to its sum of digits gives 16725347145.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 134737 + ... + 227166.
It is an arithmetic number, because the mean of its divisors is an integer number (658665280).
Almost surely, 216725347145 is an apocalyptic number.
16725347145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
It is an amenable number.
16725347145 is a deficient number, since it is larger than the sum of its proper divisors (14890586295).
16725347145 is a wasteful number, since it uses less digits than its factorization.
16725347145 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 362006 (or 362003 counting only the distinct ones).
The product of its digits is 705600, while the sum is 45.
The spelling of 16725347145 in words is "sixteen billion, seven hundred twenty-five million, three hundred forty-seven thousand, one hundred forty-five".
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