Base | Representation |
---|---|
bin | 101000110110101… |
… | …1011011000101001 |
3 | 10112112112001201002 |
4 | 1101231123120221 |
5 | 10301420110040 |
6 | 344010204345 |
7 | 45654100361 |
oct | 12155333051 |
9 | 3475461632 |
10 | 1370863145 |
11 | 6438a8853 |
12 | 3231236b5 |
13 | 18b019632 |
14 | d00c99a1 |
15 | 8053ba15 |
hex | 51b5b629 |
1370863145 has 8 divisors (see below), whose sum is σ = 1649698056. Its totient is φ = 1093582336.
The previous prime is 1370863139. The next prime is 1370863213. The reversal of 1370863145 is 5413680731.
It can be written as a sum of positive squares in 4 ways, for example, as 2085136 + 1368778009 = 1444^2 + 36997^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1370863145 - 210 = 1370862121 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1370863099 and 1370863108.
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, 386582 + ... + 390111.
It is an arithmetic number, because the mean of its divisors is an integer number (206212257).
Almost surely, 21370863145 is an apocalyptic number.
It is an amenable number.
1370863145 is a deficient number, since it is larger than the sum of its proper divisors (278834911).
1370863145 is an equidigital number, since it uses as much as digits as its factorization.
1370863145 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 777051.
The product of its (nonzero) digits is 60480, while the sum is 38.
The square root of 1370863145 is about 37025.1690745633. The cubic root of 1370863145 is about 1110.8737391835.
The spelling of 1370863145 in words is "one billion, three hundred seventy million, eight hundred sixty-three thousand, one hundred forty-five".
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