Base | Representation |
---|---|
bin | 111000111111100011… |
… | …101111001001000100 |
3 | 12211221211211112200121 |
4 | 320333203233021010 |
5 | 2000312120444014 |
6 | 44040223551324 |
7 | 4264330232254 |
oct | 707743571104 |
9 | 184854745617 |
10 | 61195874884 |
11 | 23a53526611 |
12 | ba3a45b544 |
13 | 5a03438b71 |
14 | 2d6762b964 |
15 | 18d2726124 |
hex | e3f8ef244 |
61195874884 has 27 divisors (see below), whose sum is σ = 107850485631. Its totient is φ = 30382965960.
The previous prime is 61195874881. The next prime is 61195874891. The reversal of 61195874884 is 48847859116.
The square root of 61195874884 is 247378.
It is a perfect power (a square), and thus also a powerful number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (61195874881) by changing a digit.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 88560979 + ... + 88561669.
Almost surely, 261195874884 is an apocalyptic number.
61195874884 is the 247378-th square number.
It is an amenable number.
61195874884 is a deficient number, since it is larger than the sum of its proper divisors (46654610747).
61195874884 is an frugal number, since it uses more digits than its factorization.
61195874884 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1744 (or 872 counting only the distinct ones).
The product of its digits is 15482880, while the sum is 61.
The spelling of 61195874884 in words is "sixty-one billion, one hundred ninety-five million, eight hundred seventy-four thousand, eight hundred eighty-four".
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