Base | Representation |
---|---|
bin | 11101110101010111111101… |
… | …100100000000100000100110 |
3 | 122012120200001211022102102002 |
4 | 131311113331210000200212 |
5 | 114144231024230003142 |
6 | 1143021333035445302 |
7 | 36431461046635466 |
oct | 3565277544004046 |
9 | 565520054272362 |
10 | 131211210000422 |
11 | 388983a8415582 |
12 | 128717408b6832 |
13 | 582a219443626 |
14 | 245892941dba6 |
15 | 10281884a5a32 |
hex | 7755fd900826 |
131211210000422 has 16 divisors (see below), whose sum is σ = 197996122179072. Its totient is φ = 65212505637000.
The previous prime is 131211210000419. The next prime is 131211210000467. The reversal of 131211210000422 is 224000012112131.
It is a super-2 number, since 2×1312112100004222 (a number of 29 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 131211210000394 and 131211210000403.
It is a congruent number.
It is an unprimeable number.
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 7 ways as a sum of consecutive naturals, for example, 110380643 + ... + 111563025.
It is an arithmetic number, because the mean of its divisors is an integer number (12374757636192).
Almost surely, 2131211210000422 is an apocalyptic number.
131211210000422 is a deficient number, since it is larger than the sum of its proper divisors (66784912178650).
131211210000422 is a wasteful number, since it uses less digits than its factorization.
131211210000422 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1514803.
The product of its (nonzero) digits is 192, while the sum is 20.
Adding to 131211210000422 its reverse (224000012112131), we get a palindrome (355211222112553).
The spelling of 131211210000422 in words is "one hundred thirty-one trillion, two hundred eleven billion, two hundred ten million, four hundred twenty-two", and thus it is an aban number.
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