Base | Representation |
---|---|
bin | 101000110100010… |
… | …0011011111101101 |
3 | 10112110010011022021 |
4 | 1101220203133231 |
5 | 10301103220040 |
6 | 343522550141 |
7 | 45640200031 |
oct | 12150433755 |
9 | 3473104267 |
10 | 1369585645 |
11 | 643105a6a |
12 | 322808351 |
13 | 18a99000c |
14 | cdc761c1 |
15 | 8038824a |
hex | 51a237ed |
1369585645 has 8 divisors (see below), whose sum is σ = 1730003040. Its totient is φ = 1038001680.
The previous prime is 1369585643. The next prime is 1369585661. The reversal of 1369585645 is 5465859631.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 1369585645 - 21 = 1369585643 is a prime.
It is a super-3 number, since 3×13695856453 (a number of 28 digits) contains 333 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 1369585592 and 1369585601.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1369585643) 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 7 ways as a sum of consecutive naturals, for example, 7208251 + ... + 7208440.
It is an arithmetic number, because the mean of its divisors is an integer number (216250380).
Almost surely, 21369585645 is an apocalyptic number.
It is an amenable number.
1369585645 is a deficient number, since it is larger than the sum of its proper divisors (360417395).
1369585645 is a wasteful number, since it uses less digits than its factorization.
1369585645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14416715.
The product of its digits is 3888000, while the sum is 52.
The square root of 1369585645 is about 37007.9132754064. The cubic root of 1369585645 is about 1110.5285595144.
The spelling of 1369585645 in words is "one billion, three hundred sixty-nine million, five hundred eighty-five thousand, six hundred forty-five".
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