Base | Representation |
---|---|
bin | 1000111000011001001… |
… | …00010001101010011100 |
3 | 1002011122200011200010012 |
4 | 10130030210101222130 |
5 | 14444423244423030 |
6 | 352104030502352 |
7 | 31021663034036 |
oct | 4341444215234 |
9 | 1064580150105 |
10 | 305153514140 |
11 | 1084622267a2 |
12 | 4b1833649b8 |
13 | 22a11719a67 |
14 | 10aab764c56 |
15 | 7e0ed3b095 |
hex | 470c911a9c |
305153514140 has 48 divisors (see below), whose sum is σ = 653653445760. Its totient is φ = 119629899840.
The previous prime is 305153514137. The next prime is 305153514203. The reversal of 305153514140 is 41415351503.
It is a junction number, because it is equal to n+sod(n) for n = 305153514097 and 305153514106.
It is a congruent number.
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, 62 + ... + 781221.
It is an arithmetic number, because the mean of its divisors is an integer number (13617780120).
Almost surely, 2305153514140 is an apocalyptic number.
It is an amenable number.
305153514140 is an abundant number, since it is smaller than the sum of its proper divisors (348499931620).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
305153514140 is a wasteful number, since it uses less digits than its factorization.
305153514140 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 781682 (or 781680 counting only the distinct ones).
The product of its (nonzero) digits is 18000, while the sum is 32.
Adding to 305153514140 its reverse (41415351503), we get a palindrome (346568865643).
The spelling of 305153514140 in words is "three hundred five billion, one hundred fifty-three million, five hundred fourteen thousand, one hundred forty".
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