Base | Representation |
---|---|
bin | 11000100000010100… |
… | …110000001101001100 |
3 | 2111220201212221020112 |
4 | 120200110300031030 |
5 | 412341400140040 |
6 | 20030531535152 |
7 | 1621016200412 |
oct | 304024601514 |
9 | 74821787215 |
10 | 26312115020 |
11 | 10182559504 |
12 | 5123a5a4b8 |
13 | 2634323939 |
14 | 13b873d2b2 |
15 | a3eea7365 |
hex | 62053034c |
26312115020 has 24 divisors (see below), whose sum is σ = 55452091968. Its totient is φ = 10487388800.
The previous prime is 26312114971. The next prime is 26312115043. The reversal of 26312115020 is 2051121362.
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, 2335316 + ... + 2346555.
It is an arithmetic number, because the mean of its divisors is an integer number (2310503832).
Almost surely, 226312115020 is an apocalyptic number.
26312115020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
26312115020 is an abundant number, since it is smaller than the sum of its proper divisors (29139976948).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
26312115020 is a wasteful number, since it uses less digits than its factorization.
26312115020 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4682161 (or 4682159 counting only the distinct ones).
The product of its (nonzero) digits is 720, while the sum is 23.
Adding to 26312115020 its reverse (2051121362), we get a palindrome (28363236382).
The spelling of 26312115020 in words is "twenty-six billion, three hundred twelve million, one hundred fifteen thousand, twenty".
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