Base | Representation |
---|---|
bin | 101001001001010… |
… | …1001100000011100 |
3 | 10120012212210000210 |
4 | 1102102221200130 |
5 | 10311414322231 |
6 | 344555252420 |
7 | 46133036055 |
oct | 12222514034 |
9 | 3505783023 |
10 | 1380620316 |
11 | 649362529 |
12 | 32644a110 |
13 | 1900547ca |
14 | d150972c |
15 | 81317a46 |
hex | 524a981c |
1380620316 has 24 divisors (see below), whose sum is σ = 3227865984. Its totient is φ = 459289840.
The previous prime is 1380620299. The next prime is 1380620321. The reversal of 1380620316 is 6130260831.
It is a super-2 number, since 2×13806203162 = 3812224913903879712, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108330 + ... + 120401.
It is an arithmetic number, because the mean of its divisors is an integer number (134494416).
Almost surely, 21380620316 is an apocalyptic number.
It is an amenable number.
1380620316 is an abundant number, since it is smaller than the sum of its proper divisors (1847245668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1380620316 is a wasteful number, since it uses less digits than its factorization.
1380620316 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 229241 (or 229239 counting only the distinct ones).
The product of its (nonzero) digits is 5184, while the sum is 30.
The square root of 1380620316 is about 37156.6994766758. The cubic root of 1380620316 is about 1113.5030730320.
The spelling of 1380620316 in words is "one billion, three hundred eighty million, six hundred twenty thousand, three hundred sixteen".
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