Base | Representation |
---|---|
bin | 110000000101001101… |
… | …1101010101100101000 |
3 | 100212111222001212100121 |
4 | 1200022123222230220 |
5 | 3142431041140130 |
6 | 115233452413024 |
7 | 10313510362540 |
oct | 1401233525450 |
9 | 325458055317 |
10 | 103254240040 |
11 | 3a876365886 |
12 | 18017777174 |
13 | 9976a8c573 |
14 | 4dd7328320 |
15 | 2a44c9dd7a |
hex | 180a6eab28 |
103254240040 has 64 divisors (see below), whose sum is σ = 265742012160. Its totient is φ = 35370639360.
The previous prime is 103254240031. The next prime is 103254240043. The reversal of 103254240040 is 40042452301.
It is a happy number.
It is a super-2 number, since 2×1032542400402 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 103254239987 and 103254240014.
It is not an unprimeable number, because it can be changed into a prime (103254240043) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162925 + ... + 482755.
It is an arithmetic number, because the mean of its divisors is an integer number (4152218940).
Almost surely, 2103254240040 is an apocalyptic number.
103254240040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
103254240040 is an abundant number, since it is smaller than the sum of its proper divisors (162487772120).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
103254240040 is a wasteful number, since it uses less digits than its factorization.
103254240040 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 321002 (or 320998 counting only the distinct ones).
The product of its (nonzero) digits is 3840, while the sum is 25.
Adding to 103254240040 its reverse (40042452301), we get a palindrome (143296692341).
The spelling of 103254240040 in words is "one hundred three billion, two hundred fifty-four million, two hundred forty thousand, forty".
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