Base | Representation |
---|---|
bin | 1001010001010101… |
… | …10100101110000101 |
3 | 110211212122010020000 |
4 | 10220222310232011 |
5 | 40143141010200 |
6 | 2141520231513 |
7 | 234225125010 |
oct | 45052645605 |
9 | 13755563200 |
10 | 4977281925 |
11 | 2124600640 |
12 | b6aa6b599 |
13 | 614236245 |
14 | 35306a377 |
15 | 1e1e6a300 |
hex | 128ab4b85 |
4977281925 has 240 divisors, whose sum is σ = 11628220032. Its totient is φ = 2044569600.
The previous prime is 4977281923. The next prime is 4977281963. The reversal of 4977281925 is 5291827794.
4977281925 is a `hidden beast` number, since 497 + 72 + 81 + 9 + 2 + 5 = 666.
It is not a de Polignac number, because 4977281925 - 21 = 4977281923 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4977281923) by changing a digit.
It is a polite number, since it can be written in 239 ways as a sum of consecutive naturals, for example, 21361609 + ... + 21361841.
Almost surely, 24977281925 is an apocalyptic number.
4977281925 is a gapful number since it is divisible by the number (45) formed by its first and last digit.
It is an amenable number.
4977281925 is an abundant number, since it is smaller than the sum of its proper divisors (6650938107).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4977281925 is a wasteful number, since it uses less digits than its factorization.
4977281925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 410 (or 396 counting only the distinct ones).
The product of its digits is 2540160, while the sum is 54.
The square root of 4977281925 is about 70549.8541812809. The cubic root of 4977281925 is about 1707.3821902374.
The spelling of 4977281925 in words is "four billion, nine hundred seventy-seven million, two hundred eighty-one thousand, nine hundred twenty-five".
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