Base | Representation |
---|---|
bin | 10000000010110111010… |
… | …00011001010000010110 |
3 | 1221200222120021200101211 |
4 | 20001123220121100112 |
5 | 33013022020123000 |
6 | 1101132141012034 |
7 | 54554362166566 |
oct | 10013350312026 |
9 | 1850876250354 |
10 | 551293129750 |
11 | 1a2890666020 |
12 | 8aa16b5401a |
13 | 3cca9a8b61c |
14 | 1c97b5a6da6 |
15 | e518cac7ba |
hex | 805ba19416 |
551293129750 has 32 divisors (see below), whose sum is σ = 1125840811680. Its totient is φ = 200470228000.
The previous prime is 551293129703. The next prime is 551293129769. The reversal of 551293129750 is 57921392155.
It is a super-2 number, since 2×5512931297502 (a number of 24 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 551293129694 and 551293129703.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 100232365 + ... + 100237864.
It is an arithmetic number, because the mean of its divisors is an integer number (35182525365).
Almost surely, 2551293129750 is an apocalyptic number.
551293129750 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
551293129750 is an abundant number, since it is smaller than the sum of its proper divisors (574547681930).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
551293129750 is a wasteful number, since it uses less digits than its factorization.
551293129750 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 200470257 (or 200470247 counting only the distinct ones).
The product of its (nonzero) digits is 850500, while the sum is 49.
The spelling of 551293129750 in words is "five hundred fifty-one billion, two hundred ninety-three million, one hundred twenty-nine thousand, seven hundred fifty".
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