Base | Representation |
---|---|
bin | 10111000011110111110000… |
… | …110101110100110011110111 |
3 | 111022002202121002002020022121 |
4 | 113003313300311310303313 |
5 | 101243140404432332411 |
6 | 555412113420340411 |
7 | 30235301326562314 |
oct | 2703676065646367 |
9 | 438082532066277 |
10 | 101421103402231 |
11 | 2a3524a2911958 |
12 | b46010a3a4707 |
13 | 4478c79bc9b72 |
14 | 1b08b44089d0b |
15 | bad2e04a4571 |
hex | 5c3df0d74cf7 |
101421103402231 has 16 divisors (see below), whose sum is σ = 104515274321920. Its totient is φ = 98345599316640.
The previous prime is 101421103402219. The next prime is 101421103402291. The reversal of 101421103402231 is 132204301124101.
It is not a de Polignac number, because 101421103402231 - 215 = 101421103369463 is a prime.
It is a super-2 number, since 2×1014211034022312 (a number of 29 digits) contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 101421103402196 and 101421103402205.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (101421103402291) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86186986 + ... + 87355816.
It is an arithmetic number, because the mean of its divisors is an integer number (6532204645120).
Almost surely, 2101421103402231 is an apocalyptic number.
101421103402231 is a deficient number, since it is larger than the sum of its proper divisors (3094170919689).
101421103402231 is a wasteful number, since it uses less digits than its factorization.
101421103402231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1176814.
The product of its (nonzero) digits is 1152, while the sum is 25.
Adding to 101421103402231 its reverse (132204301124101), we get a palindrome (233625404526332).
The spelling of 101421103402231 in words is "one hundred one trillion, four hundred twenty-one billion, one hundred three million, four hundred two thousand, two hundred thirty-one".
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