Base | Representation |
---|---|
bin | 1001000011010110… |
… | …10100100100111101 |
3 | 110112200220011010022 |
4 | 10201223110210331 |
5 | 34423123100101 |
6 | 2122130021525 |
7 | 231302036201 |
oct | 44153244475 |
9 | 13480804108 |
10 | 4859971901 |
11 | 2074366904 |
12 | b377178a5 |
13 | 5c5b41825 |
14 | 341650b01 |
15 | 1d69e6a1b |
hex | 121ad493d |
4859971901 has 4 divisors (see below), whose sum is σ = 4860114204. Its totient is φ = 4859829600.
The previous prime is 4859971871. The next prime is 4859971937. The reversal of 4859971901 is 1091799584.
It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.
It can be written as a sum of positive squares in 2 ways, for example, as 2410711801 + 2449260100 = 49099^2 + 49490^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-4859971901 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4859901901) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14231 + ... + 99611.
It is an arithmetic number, because the mean of its divisors is an integer number (1215028551).
It is a Poulet number, since it divides 24859971900-1.
Almost surely, 24859971901 is an apocalyptic number.
4859971901 is the 56921-st pentagonal number.
It is an amenable number.
4859971901 is a deficient number, since it is larger than the sum of its proper divisors (142303).
4859971901 is an equidigital number, since it uses as much as digits as its factorization.
4859971901 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 142302.
The product of its (nonzero) digits is 816480, while the sum is 53.
The square root of 4859971901 is about 69713.4987000366. The cubic root of 4859971901 is about 1693.8615875140.
The spelling of 4859971901 in words is "four billion, eight hundred fifty-nine million, nine hundred seventy-one thousand, nine hundred one".
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