Base | Representation |
---|---|
bin | 111001000101110101… |
… | …111010000001100001 |
3 | 12212020012012202121100 |
4 | 321011311322001201 |
5 | 2001021113120340 |
6 | 44054511345013 |
7 | 4300050315114 |
oct | 710565720141 |
9 | 185205182540 |
10 | 61301301345 |
11 | 23aa7a94019 |
12 | ba69822169 |
13 | 5a1c22c59b |
14 | 2d7763257b |
15 | 18dbaed830 |
hex | e45d7a061 |
61301301345 has 24 divisors (see below), whose sum is σ = 106275326976. Its totient is φ = 32687954208.
The previous prime is 61301301253. The next prime is 61301301353. The reversal of 61301301345 is 54310310316.
61301301345 is a `hidden beast` number, since 6 + 13 + 0 + 1 + 301 + 345 = 666.
It is not a de Polignac number, because 61301301345 - 222 = 61297107041 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 123862 + ... + 371408.
It is an arithmetic number, because the mean of its divisors is an integer number (4428138624).
Almost surely, 261301301345 is an apocalyptic number.
It is an amenable number.
61301301345 is a deficient number, since it is larger than the sum of its proper divisors (44974025631).
61301301345 is a wasteful number, since it uses less digits than its factorization.
61301301345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 253061 (or 253058 counting only the distinct ones).
The product of its (nonzero) digits is 3240, while the sum is 27.
The spelling of 61301301345 in words is "sixty-one billion, three hundred one million, three hundred one thousand, three hundred forty-five".
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