Base | Representation |
---|---|
bin | 1101010100010001… |
… | …10101010010110111 |
3 | 200110020212122001002 |
4 | 12222020311102313 |
5 | 104120222100323 |
6 | 3141232353515 |
7 | 342111656240 |
oct | 65210652267 |
9 | 20406778032 |
10 | 7149409463 |
11 | 3039723169 |
12 | 14763a589b |
13 | 89c259101 |
14 | 4bb72dcc7 |
15 | 2bc9cd828 |
hex | 1aa2354b7 |
7149409463 has 4 divisors (see below), whose sum is σ = 8170753680. Its totient is φ = 6128065248.
The previous prime is 7149409457. The next prime is 7149409537. The reversal of 7149409463 is 3649049417.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 7149409463 - 232 = 2854442167 is a prime.
It is a super-2 number, since 2×71494094632 (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 (7149409363) 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 3 ways as a sum of consecutive naturals, for example, 510672098 + ... + 510672111.
It is an arithmetic number, because the mean of its divisors is an integer number (2042688420).
Almost surely, 27149409463 is an apocalyptic number.
7149409463 is a deficient number, since it is larger than the sum of its proper divisors (1021344217).
7149409463 is a wasteful number, since it uses less digits than its factorization.
7149409463 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1021344216.
The product of its (nonzero) digits is 653184, while the sum is 47.
The square root of 7149409463 is about 84554.1806358503. The cubic root of 7149409463 is about 1926.4454843246.
The spelling of 7149409463 in words is "seven billion, one hundred forty-nine million, four hundred nine thousand, four hundred sixty-three".
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