Base | Representation |
---|---|
bin | 111100100110101000… |
… | …1011110011000100100 |
3 | 110102221001121122012221 |
4 | 1321031101132120210 |
5 | 4113014213223122 |
6 | 135442112322124 |
7 | 12255061014313 |
oct | 1711521363044 |
9 | 412831548187 |
10 | 130145445412 |
11 | 50215790454 |
12 | 21281543344 |
13 | c37106a5c8 |
14 | 642892a27a |
15 | 35ba9e36c7 |
hex | 1e4d45e624 |
130145445412 has 48 divisors (see below), whose sum is σ = 245207305728. Its totient is φ = 60215800320.
The previous prime is 130145445383. The next prime is 130145445503. The reversal of 130145445412 is 214544541031.
It is a happy number.
It is a super-2 number, since 2×1301454454122 (a number of 23 digits) contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (34).
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13131763 + ... + 13141669.
It is an arithmetic number, because the mean of its divisors is an integer number (5108485536).
Almost surely, 2130145445412 is an apocalyptic number.
It is an amenable number.
130145445412 is a deficient number, since it is larger than the sum of its proper divisors (115061860316).
130145445412 is a wasteful number, since it uses less digits than its factorization.
130145445412 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13156 (or 13154 counting only the distinct ones).
The product of its (nonzero) digits is 38400, while the sum is 34.
Adding to 130145445412 its reverse (214544541031), we get a palindrome (344689986443).
The spelling of 130145445412 in words is "one hundred thirty billion, one hundred forty-five million, four hundred forty-five thousand, four hundred twelve".
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