Base | Representation |
---|---|
bin | 11011110111011111010011… |
… | …10101000110001010000100 |
3 | 22000222022221222212010010022 |
4 | 31323233221311012022010 |
5 | 31013003343141002322 |
6 | 334155424534314312 |
7 | 15623231004452042 |
oct | 1573575165061204 |
9 | 260868858763108 |
10 | 61280221422212 |
11 | 1858688346a041 |
12 | 6a586261b8998 |
13 | 2826914115b60 |
14 | 111bd9b197392 |
15 | 71408c3e8942 |
hex | 37bbe9d46284 |
61280221422212 has 48 divisors (see below), whose sum is σ = 117120664450944. Its totient is φ = 27883776480000.
The previous prime is 61280221422193. The next prime is 61280221422229. The reversal of 61280221422212 is 21222412208216.
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, 102527912 + ... + 103123872.
It is an arithmetic number, because the mean of its divisors is an integer number (2440013842728).
Almost surely, 261280221422212 is an apocalyptic number.
It is an amenable number.
61280221422212 is a deficient number, since it is larger than the sum of its proper divisors (55840443028732).
61280221422212 is a wasteful number, since it uses less digits than its factorization.
61280221422212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 623900 (or 623898 counting only the distinct ones).
The product of its (nonzero) digits is 24576, while the sum is 35.
The spelling of 61280221422212 in words is "sixty-one trillion, two hundred eighty billion, two hundred twenty-one million, four hundred twenty-two thousand, two hundred twelve".
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