Base | Representation |
---|---|
bin | 101000001101000… |
… | …0110111111111111 |
3 | 10111000102101212111 |
4 | 1100122012333333 |
5 | 10230322143240 |
6 | 341510114451 |
7 | 45300331600 |
oct | 12032067777 |
9 | 3430371774 |
10 | 1349021695 |
11 | 63253aa6a |
12 | 31794ba27 |
13 | 18663ccb8 |
14 | cb241da7 |
15 | 7d6751ea |
hex | 50686fff |
1349021695 has 24 divisors (see below), whose sum is σ = 1884827664. Its totient is φ = 924206976.
The previous prime is 1349021693. The next prime is 1349021701. The reversal of 1349021695 is 5961209431.
It is not a de Polignac number, because 1349021695 - 21 = 1349021693 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1349021693) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 404304 + ... + 407626.
It is an arithmetic number, because the mean of its divisors is an integer number (78534486).
Almost surely, 21349021695 is an apocalyptic number.
1349021695 is a deficient number, since it is larger than the sum of its proper divisors (535805969).
1349021695 is a wasteful number, since it uses less digits than its factorization.
1349021695 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4999 (or 4992 counting only the distinct ones).
The product of its (nonzero) digits is 58320, while the sum is 40.
The square root of 1349021695 is about 36729.0306841877. The cubic root of 1349021695 is about 1104.9424142305.
The spelling of 1349021695 in words is "one billion, three hundred forty-nine million, twenty-one thousand, six hundred ninety-five".
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