Base | Representation |
---|---|
bin | 110000111001100111… |
… | …1000011101111110010 |
3 | 101001001111121212211002 |
4 | 1201303033003233302 |
5 | 3210031202324300 |
6 | 120124143122002 |
7 | 10405210611614 |
oct | 1416317035762 |
9 | 331044555732 |
10 | 105012542450 |
11 | 4059892a472 |
12 | 184285a3302 |
13 | 9b971401aa |
14 | 5122a68db4 |
15 | 2ae931c5d5 |
hex | 18733c3bf2 |
105012542450 has 48 divisors (see below), whose sum is σ = 200497524480. Its totient is φ = 40898464320.
The previous prime is 105012542389. The next prime is 105012542483. The reversal of 105012542450 is 54245210501.
It is a super-2 number, since 2×1050125424502 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 604511 + ... + 758589.
It is an arithmetic number, because the mean of its divisors is an integer number (4177031760).
Almost surely, 2105012542450 is an apocalyptic number.
105012542450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
105012542450 is a deficient number, since it is larger than the sum of its proper divisors (95484982030).
105012542450 is a wasteful number, since it uses less digits than its factorization.
105012542450 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 154451 (or 154446 counting only the distinct ones).
The product of its (nonzero) digits is 8000, while the sum is 29.
Adding to 105012542450 its reverse (54245210501), we get a palindrome (159257752951).
The spelling of 105012542450 in words is "one hundred five billion, twelve million, five hundred forty-two thousand, four hundred fifty".
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