Base | Representation |
---|---|
bin | 101000110100001… |
… | …1111100000111100 |
3 | 10112110002022221101 |
4 | 1101220133200330 |
5 | 10301102204330 |
6 | 343522342444 |
7 | 45640101346 |
oct | 12150374074 |
9 | 3473068841 |
10 | 1369569340 |
11 | 6430a4797 |
12 | 3227baa24 |
13 | 18a985779 |
14 | cdc70296 |
15 | 803834ca |
hex | 51a1f83c |
1369569340 has 24 divisors (see below), whose sum is σ = 2888449200. Its totient is φ = 545474688.
The previous prime is 1369569329. The next prime is 1369569349. The reversal of 1369569340 is 439659631.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1369569349) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 142290 + ... + 151609.
It is an arithmetic number, because the mean of its divisors is an integer number (120352050).
Almost surely, 21369569340 is an apocalyptic number.
1369569340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1369569340 is an abundant number, since it is smaller than the sum of its proper divisors (1518879860).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1369569340 is a wasteful number, since it uses less digits than its factorization.
1369569340 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 294141 (or 294139 counting only the distinct ones).
The product of its (nonzero) digits is 524880, while the sum is 46.
The square root of 1369569340 is about 37007.6929840270. The cubic root of 1369569340 is about 1110.5241525270.
The spelling of 1369569340 in words is "one billion, three hundred sixty-nine million, five hundred sixty-nine thousand, three hundred forty".
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