Base | Representation |
---|---|
bin | 1001001010101010… |
… | …01111000000100110 |
3 | 110200222021110211021 |
4 | 10211111033000212 |
5 | 40034322301130 |
6 | 2132200201354 |
7 | 232645165363 |
oct | 44525170046 |
9 | 13628243737 |
10 | 4921290790 |
11 | 20a5a38679 |
12 | b5416925a |
13 | 605760bb0 |
14 | 34985346a |
15 | 1dc0aa37a |
hex | 12554f026 |
4921290790 has 32 divisors (see below), whose sum is σ = 9543977856. Its totient is φ = 1816283520.
The previous prime is 4921290763. The next prime is 4921290793. The reversal of 4921290790 is 970921294.
It is a Smith number, since the sum of its digits (43) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4921290793) 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, 340144 + ... + 354316.
It is an arithmetic number, because the mean of its divisors is an integer number (298249308).
Almost surely, 24921290790 is an apocalyptic number.
4921290790 is a deficient number, since it is larger than the sum of its proper divisors (4622687066).
4921290790 is a wasteful number, since it uses less digits than its factorization.
4921290790 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 16864.
The product of its (nonzero) digits is 81648, while the sum is 43.
The square root of 4921290790 is about 70151.9122333811. The cubic root of 4921290790 is about 1700.9557244222.
The spelling of 4921290790 in words is "four billion, nine hundred twenty-one million, two hundred ninety thousand, seven hundred ninety".
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