Base | Representation |
---|---|
bin | 1001010000110100… |
… | …10111100111100101 |
3 | 110211120111222012121 |
4 | 10220122113213211 |
5 | 40141034442141 |
6 | 2141243545541 |
7 | 234143351131 |
oct | 45032274745 |
9 | 13746458177 |
10 | 4972968421 |
11 | 2122124863 |
12 | b6952b2b1 |
13 | 613385a85 |
14 | 3526663c1 |
15 | 1e18b71d1 |
hex | 1286979e5 |
4972968421 has 8 divisors (see below), whose sum is σ = 5018954688. Its totient is φ = 4927104000.
The previous prime is 4972968419. The next prime is 4972968443. The reversal of 4972968421 is 1248692794.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 4972968421 - 21 = 4972968419 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 (4972963421) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52581 + ... + 112741.
It is an arithmetic number, because the mean of its divisors is an integer number (627369336).
Almost surely, 24972968421 is an apocalyptic number.
It is an amenable number.
4972968421 is a deficient number, since it is larger than the sum of its proper divisors (45986267).
4972968421 is a wasteful number, since it uses less digits than its factorization.
4972968421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 60923.
The product of its digits is 1741824, while the sum is 52.
The square root of 4972968421 is about 70519.2769460947. The cubic root of 4972968421 is about 1706.8888199881. Note that the first 4 decimals are identical.
The spelling of 4972968421 in words is "four billion, nine hundred seventy-two million, nine hundred sixty-eight thousand, four hundred twenty-one".
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