Base | Representation |
---|---|
bin | 1000111000011000001… |
… | …00010000110101100110 |
3 | 1002011122002101022110202 |
4 | 10130030010100311212 |
5 | 14444414122402100 |
6 | 352103130550502 |
7 | 31021531512431 |
oct | 4341404206546 |
9 | 1064562338422 |
10 | 305145122150 |
11 | 108458514770 |
12 | 4b180598432 |
13 | 22a0ca6c09b |
14 | 10aaa5bc818 |
15 | 7e0e22e7d5 |
hex | 470c110d66 |
305145122150 has 24 divisors (see below), whose sum is σ = 619167194424. Its totient is φ = 110961862400.
The previous prime is 305145122101. The next prime is 305145122159. The reversal of 305145122150 is 51221541503.
It is a super-2 number, since 2×3051451221502 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (305145122159) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 277404107 + ... + 277405206.
It is an arithmetic number, because the mean of its divisors is an integer number (25798633101).
Almost surely, 2305145122150 is an apocalyptic number.
305145122150 is an abundant number, since it is smaller than the sum of its proper divisors (314022072274).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
305145122150 is a wasteful number, since it uses less digits than its factorization.
305145122150 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 554809336 (or 554809331 counting only the distinct ones).
The product of its (nonzero) digits is 6000, while the sum is 29.
Adding to 305145122150 its reverse (51221541503), we get a palindrome (356366663653).
The spelling of 305145122150 in words is "three hundred five billion, one hundred forty-five million, one hundred twenty-two thousand, one hundred fifty".
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