Base | Representation |
---|---|
bin | 111000110101110101… |
… | …101011110010001000 |
3 | 12211112110222212101002 |
4 | 320311311223302020 |
5 | 1444443344320220 |
6 | 44012120514132 |
7 | 4260310206314 |
oct | 706565536210 |
9 | 184473885332 |
10 | 61032807560 |
11 | 2397a47972a |
12 | b9b391b948 |
13 | 59a871321a |
14 | 2d4db00b44 |
15 | 18c3264c75 |
hex | e35d6bc88 |
61032807560 has 32 divisors (see below), whose sum is σ = 137939639040. Its totient is φ = 24303643584.
The previous prime is 61032807557. The next prime is 61032807581. The reversal of 61032807560 is 6570823016.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3412202 + ... + 3430041.
It is an arithmetic number, because the mean of its divisors is an integer number (4310613720).
Almost surely, 261032807560 is an apocalyptic number.
It is an amenable number.
61032807560 is an abundant number, since it is smaller than the sum of its proper divisors (76906831480).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61032807560 is a wasteful number, since it uses less digits than its factorization.
61032807560 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6842477 (or 6842473 counting only the distinct ones).
The product of its (nonzero) digits is 60480, while the sum is 38.
The spelling of 61032807560 in words is "sixty-one billion, thirty-two million, eight hundred seven thousand, five hundred sixty".
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