Base | Representation |
---|---|
bin | 1100101000010111… |
… | …10110010110001101 |
3 | 122111120211122102200 |
4 | 12110023312112031 |
5 | 102341430221303 |
6 | 3040514312113 |
7 | 330020261040 |
oct | 62413662615 |
9 | 18446748380 |
10 | 6781101453 |
11 | 296a833985 |
12 | 1392b88639 |
13 | 840b62989 |
14 | 484858c57 |
15 | 29a4ca3a3 |
hex | 1942f658d |
6781101453 has 48 divisors (see below), whose sum is σ = 11292727680. Its totient is φ = 3840939648.
The previous prime is 6781101449. The next prime is 6781101499. The reversal of 6781101453 is 3541011876.
It is not a de Polignac number, because 6781101453 - 22 = 6781101449 is a prime.
It is a super-2 number, since 2×67811014532 = 91966673831757422418, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (6781101403) by changing a digit.
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, 8179443 + ... + 8180271.
It is an arithmetic number, because the mean of its divisors is an integer number (235265160).
Almost surely, 26781101453 is an apocalyptic number.
6781101453 is a gapful number since it is divisible by the number (63) formed by its first and last digit.
It is an amenable number.
6781101453 is a deficient number, since it is larger than the sum of its proper divisors (4511626227).
6781101453 is a wasteful number, since it uses less digits than its factorization.
6781101453 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1826 (or 1823 counting only the distinct ones).
The product of its (nonzero) digits is 20160, while the sum is 36.
The square root of 6781101453 is about 82347.4435122305. The cubic root of 6781101453 is about 1892.7797485531.
The spelling of 6781101453 in words is "six billion, seven hundred eighty-one million, one hundred one thousand, four hundred fifty-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •