Base | Representation |
---|---|
bin | 101111000110010011… |
… | …1001110110101011111 |
3 | 100200001212001011012200 |
4 | 1132030213032311133 |
5 | 3124120143424211 |
6 | 114244204502543 |
7 | 10210266140235 |
oct | 1361447166537 |
9 | 320055034180 |
10 | 101143342431 |
11 | 399928641aa |
12 | 1772884aa53 |
13 | 96cb657421 |
14 | 4c76c42955 |
15 | 296e7d2b56 |
hex | 178c9ced5f |
101143342431 has 48 divisors (see below), whose sum is σ = 150486336000. Its totient is φ = 65421901440.
The previous prime is 101143342387. The next prime is 101143342439. The reversal of 101143342431 is 134243341101.
It is not a de Polignac number, because 101143342431 - 218 = 101143080287 is a prime.
It is a super-2 number, since 2×1011433424312 (a number of 23 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 101143342395 and 101143342404.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101143342439) 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 47 ways as a sum of consecutive naturals, for example, 63892666 + ... + 63894248.
It is an arithmetic number, because the mean of its divisors is an integer number (3135132000).
Almost surely, 2101143342431 is an apocalyptic number.
101143342431 is a deficient number, since it is larger than the sum of its proper divisors (49342993569).
101143342431 is a wasteful number, since it uses less digits than its factorization.
101143342431 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2476 (or 2473 counting only the distinct ones).
The product of its (nonzero) digits is 3456, while the sum is 27.
Adding to 101143342431 its reverse (134243341101), we get a palindrome (235386683532).
The spelling of 101143342431 in words is "one hundred one billion, one hundred forty-three million, three hundred forty-two thousand, four hundred thirty-one".
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