Base | Representation |
---|---|
bin | 1001001001001110… |
… | …10010001111110111 |
3 | 110200010121111200212 |
4 | 10210213102033313 |
5 | 40023231323211 |
6 | 2131050100035 |
7 | 232440616616 |
oct | 44447221767 |
9 | 13603544625 |
10 | 4909245431 |
11 | 209a160832 |
12 | b5011a61b |
13 | 60310436c |
14 | 347dd987d |
15 | 1daecb38b |
hex | 1249d23f7 |
4909245431 has 16 divisors (see below), whose sum is σ = 5267568384. Its totient is φ = 4558978944.
The previous prime is 4909245361. The next prime is 4909245449. The reversal of 4909245431 is 1345429094.
It is not a de Polignac number, because 4909245431 - 222 = 4905051127 is a prime.
It is a super-2 number, since 2×49092454312 = 48201381403588751522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4909245461) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 490580 + ... + 500486.
It is an arithmetic number, because the mean of its divisors is an integer number (329223024).
Almost surely, 24909245431 is an apocalyptic number.
4909245431 is a deficient number, since it is larger than the sum of its proper divisors (358322953).
4909245431 is a wasteful number, since it uses less digits than its factorization.
4909245431 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10310.
The product of its (nonzero) digits is 155520, while the sum is 41.
The square root of 4909245431 is about 70066.0076713380. The cubic root of 4909245431 is about 1699.5668366973.
The spelling of 4909245431 in words is "four billion, nine hundred nine million, two hundred forty-five thousand, four hundred thirty-one".
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