Base | Representation |
---|---|
bin | 101001010001110… |
… | …0011000011010101 |
3 | 10120112012211212012 |
4 | 1102203203003111 |
5 | 10314033102300 |
6 | 345234234005 |
7 | 46215506411 |
oct | 12243430325 |
9 | 3515184765 |
10 | 1385050325 |
11 | 65090889a |
12 | 327a25905 |
13 | 190c46009 |
14 | d1d3dd41 |
15 | 818e0435 |
hex | 528e30d5 |
1385050325 has 12 divisors (see below), whose sum is σ = 1749869028. Its totient is φ = 1087132800.
The previous prime is 1385050319. The next prime is 1385050343. The reversal of 1385050325 is 5230505831.
It can be written as a sum of positive squares in 6 ways, for example, as 152127556 + 1232922769 = 12334^2 + 35113^2 .
It is a de Polignac number, because none of the positive numbers 2k-1385050325 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1385050291 and 1385050300.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 521336 + ... + 523985.
It is an arithmetic number, because the mean of its divisors is an integer number (145822419).
Almost surely, 21385050325 is an apocalyptic number.
It is an amenable number.
1385050325 is a deficient number, since it is larger than the sum of its proper divisors (364818703).
1385050325 is a wasteful number, since it uses less digits than its factorization.
1385050325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1045384 (or 1045379 counting only the distinct ones).
The product of its (nonzero) digits is 18000, while the sum is 32.
The square root of 1385050325 is about 37216.2642536835. The cubic root of 1385050325 is about 1114.6927706288.
The spelling of 1385050325 in words is "one billion, three hundred eighty-five million, fifty thousand, three hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.066 sec. • engine limits •