Base | Representation |
---|---|
bin | 100010110010001010000… |
… | …1111000101011111111010 |
3 | 121221000122212222222120000 |
4 | 1011210110033011133322 |
5 | 1111311221323140300 |
6 | 14100110025413430 |
7 | 1002250445241363 |
oct | 105442417053772 |
9 | 17830585888500 |
10 | 4780638099450 |
11 | 1583503637964 |
12 | 65262a03a276 |
13 | 288a73645805 |
14 | 127554042b6a |
15 | 8454e577c00 |
hex | 459143c57fa |
4780638099450 has 240 divisors, whose sum is σ = 14804688064320. Its totient is φ = 1136696302080.
The previous prime is 4780638099443. The next prime is 4780638099451. The reversal of 4780638099450 is 549908360874.
4780638099450 is a `hidden beast` number, since 47 + 8 + 0 + 63 + 80 + 9 + 9 + 450 = 666.
It is not an unprimeable number, because it can be changed into a prime (4780638099451) by changing a digit.
It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 519102 + ... + 3135401.
It is an arithmetic number, because the mean of its divisors is an integer number (61686200268).
Almost surely, 24780638099450 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 4780638099450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7402344032160).
4780638099450 is an abundant number, since it is smaller than the sum of its proper divisors (10024049964870).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4780638099450 is a wasteful number, since it uses less digits than its factorization.
4780638099450 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3654563 (or 3654549 counting only the distinct ones).
The product of its (nonzero) digits is 52254720, while the sum is 63.
The spelling of 4780638099450 in words is "four trillion, seven hundred eighty billion, six hundred thirty-eight million, ninety-nine thousand, four hundred fifty".
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