Base | Representation |
---|---|
bin | 101110101011101110… |
… | …1001111010110010011 |
3 | 100120202200221102102110 |
4 | 1131113131033112103 |
5 | 3120303342440033 |
6 | 114015510120403 |
7 | 10146216643665 |
oct | 1352735172623 |
9 | 316680842373 |
10 | 100251530643 |
11 | 39575414870 |
12 | 1751a050103 |
13 | 95b8969a44 |
14 | 4bd0618535 |
15 | 291b372363 |
hex | 175774f593 |
100251530643 has 32 divisors (see below), whose sum is σ = 148491878400. Its totient is φ = 59653994400.
The previous prime is 100251530609. The next prime is 100251530681. The reversal of 100251530643 is 346035152001.
It is not a de Polignac number, because 100251530643 - 26 = 100251530579 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 100251530643.
It is not an unprimeable number, because it can be changed into a prime (100251530693) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 359238 + ... + 574068.
It is an arithmetic number, because the mean of its divisors is an integer number (4640371200).
Almost surely, 2100251530643 is an apocalyptic number.
100251530643 is a deficient number, since it is larger than the sum of its proper divisors (48240347757).
100251530643 is a wasteful number, since it uses less digits than its factorization.
100251530643 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 215103.
The product of its (nonzero) digits is 10800, while the sum is 30.
Adding to 100251530643 its reverse (346035152001), we get a palindrome (446286682644).
The spelling of 100251530643 in words is "one hundred billion, two hundred fifty-one million, five hundred thirty thousand, six hundred forty-three".
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