Base | Representation |
---|---|
bin | 111001001000000101… |
… | …111011001000010000 |
3 | 12212022211020211100100 |
4 | 321020011323020100 |
5 | 2001110244221413 |
6 | 44102340452400 |
7 | 4301016234666 |
oct | 711005731020 |
9 | 185284224310 |
10 | 61339054608 |
11 | 2401732a667 |
12 | ba7a3aa100 |
13 | 5a26cba5b0 |
14 | 2d7c65cc36 |
15 | 18e00a9a73 |
hex | e4817b210 |
61339054608 has 120 divisors (see below), whose sum is σ = 185523945152. Its totient is φ = 18806701824.
The previous prime is 61339054603. The next prime is 61339054613. The reversal of 61339054608 is 80645093316.
61339054608 is a `hidden beast` number, since 6 + 1 + 3 + 39 + 0 + 5 + 4 + 608 = 666.
It is an interprime number because it is at equal distance from previous prime (61339054603) and next prime (61339054613).
It is not an unprimeable number, because it can be changed into a prime (61339054603) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 471885 + ... + 587667.
Almost surely, 261339054608 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 61339054608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (92761972576).
61339054608 is an abundant number, since it is smaller than the sum of its proper divisors (124184890544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61339054608 is a wasteful number, since it uses less digits than its factorization.
61339054608 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 116093 (or 116084 counting only the distinct ones).
The product of its (nonzero) digits is 466560, while the sum is 45.
The spelling of 61339054608 in words is "sixty-one billion, three hundred thirty-nine million, fifty-four thousand, six hundred eight".
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