Base | Representation |
---|---|
bin | 101001010010110… |
… | …1100001011111010 |
3 | 10120120021101100221 |
4 | 1102211230023322 |
5 | 10314204041101 |
6 | 345254250254 |
7 | 46223336131 |
oct | 12245541372 |
9 | 3516241327 |
10 | 1385612026 |
11 | 651161907 |
12 | 32805698a |
13 | 1910b1896 |
14 | d2048918 |
15 | 819a1aa1 |
hex | 5296c2fa |
1385612026 has 16 divisors (see below), whose sum is σ = 2095632000. Its totient is φ = 687087280.
The previous prime is 1385612003. The next prime is 1385612027. The reversal of 1385612026 is 6202165831.
It is a junction number, because it is equal to n+sod(n) for n = 1385611982 and 1385612000.
It is not an unprimeable number, because it can be changed into a prime (1385612027) 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, 149475 + ... + 158473.
It is an arithmetic number, because the mean of its divisors is an integer number (130977000).
Almost surely, 21385612026 is an apocalyptic number.
1385612026 is a deficient number, since it is larger than the sum of its proper divisors (710019974).
1385612026 is a wasteful number, since it uses less digits than its factorization.
1385612026 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9629.
The product of its (nonzero) digits is 17280, while the sum is 34.
The square root of 1385612026 is about 37223.8099339657. The cubic root of 1385612026 is about 1114.8434364953.
Adding to 1385612026 its reverse (6202165831), we get a palindrome (7587777857).
The spelling of 1385612026 in words is "one billion, three hundred eighty-five million, six hundred twelve thousand, twenty-six".
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