Base | Representation |
---|---|
bin | 1110010010111000010110… |
… | …01100110000100100001111 |
3 | 11010022011100221002112222211 |
4 | 13021130023030300210033 |
5 | 13110012442201032310 |
6 | 150505021512451251 |
7 | 6423051634224625 |
oct | 711341314604417 |
9 | 133264327075884 |
10 | 31435053533455 |
11 | a01a593233900 |
12 | 36383a79a9b27 |
13 | 147040b3915a0 |
14 | 7a9671239515 |
15 | 397a70540c8a |
hex | 1c970b33090f |
31435053533455 has 24 divisors (see below), whose sum is σ = 44652564292896. Its totient is φ = 21103252716480.
The previous prime is 31435053533453. The next prime is 31435053533461. The reversal of 31435053533455 is 55433535053413.
It is a happy number.
It is not a de Polignac number, because 31435053533455 - 21 = 31435053533453 is a prime.
It is a super-3 number, since 3×314350535334553 (a number of 41 digits) contains 333 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 31435053533399 and 31435053533408.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (31435053533453) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1998406219 + ... + 1998421948.
It is an arithmetic number, because the mean of its divisors is an integer number (1860523512204).
Almost surely, 231435053533455 is an apocalyptic number.
31435053533455 is a deficient number, since it is larger than the sum of its proper divisors (13217510759441).
31435053533455 is a wasteful number, since it uses less digits than its factorization.
31435053533455 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3996828207 (or 3996828196 counting only the distinct ones).
The product of its (nonzero) digits is 12150000, while the sum is 49.
Adding to 31435053533455 its reverse (55433535053413), we get a palindrome (86868588586868).
The spelling of 31435053533455 in words is "thirty-one trillion, four hundred thirty-five billion, fifty-three million, five hundred thirty-three thousand, four hundred fifty-five".
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