Base | Representation |
---|---|
bin | 101001001000001… |
… | …0011111001011100 |
3 | 10120011201122102111 |
4 | 1102100103321130 |
5 | 10311240220031 |
6 | 344534203404 |
7 | 46124604346 |
oct | 12220237134 |
9 | 3504648374 |
10 | 1380007516 |
11 | 648a84088 |
12 | 3261b3564 |
13 | 18cb9b8c4 |
14 | d13ca296 |
15 | 812461b1 |
hex | 52413e5c |
1380007516 has 12 divisors (see below), whose sum is σ = 2415695688. Its totient is φ = 689808752.
The previous prime is 1380007511. The next prime is 1380007547. The reversal of 1380007516 is 6157000831.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1380007511) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32206 + ... + 61621.
It is an arithmetic number, because the mean of its divisors is an integer number (201307974).
Almost surely, 21380007516 is an apocalyptic number.
It is an amenable number.
1380007516 is a deficient number, since it is larger than the sum of its proper divisors (1035688172).
1380007516 is a wasteful number, since it uses less digits than its factorization.
1380007516 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 97508 (or 97506 counting only the distinct ones).
The product of its (nonzero) digits is 5040, while the sum is 31.
The square root of 1380007516 is about 37148.4524038351. The cubic root of 1380007516 is about 1113.3383027336.
The spelling of 1380007516 in words is "one billion, three hundred eighty million, seven thousand, five hundred sixteen".
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