Base | Representation |
---|---|
bin | 101000001110001… |
… | …1000111001111000 |
3 | 10111001112202122202 |
4 | 1100130120321320 |
5 | 10231000304240 |
6 | 341531005332 |
7 | 45305401130 |
oct | 12034307170 |
9 | 3431482582 |
10 | 1349619320 |
11 | 632908a75 |
12 | 317b99848 |
13 | 1867bc01a |
14 | cb359ac0 |
15 | 7d742315 |
hex | 50718e78 |
1349619320 has 32 divisors (see below), whose sum is σ = 3470450400. Its totient is φ = 462726528.
The previous prime is 1349619319. The next prime is 1349619329. The reversal of 1349619320 is 239169431.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1349619329) 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, 2409755 + ... + 2410314.
It is an arithmetic number, because the mean of its divisors is an integer number (108451575).
Almost surely, 21349619320 is an apocalyptic number.
1349619320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
1349619320 is an abundant number, since it is smaller than the sum of its proper divisors (2120831080).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1349619320 is a wasteful number, since it uses less digits than its factorization.
1349619320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4820087 (or 4820083 counting only the distinct ones).
The product of its (nonzero) digits is 34992, while the sum is 38.
The square root of 1349619320 is about 36737.1653778568. The cubic root of 1349619320 is about 1105.1055555955.
The spelling of 1349619320 in words is "one billion, three hundred forty-nine million, six hundred nineteen thousand, three hundred twenty".
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