Base | Representation |
---|---|
bin | 1110111110000011… |
… | …1001111011001010 |
3 | 101101001021212202001 |
4 | 3233200321323022 |
5 | 31212201133430 |
6 | 1502423501214 |
7 | 201402446005 |
oct | 35740717312 |
9 | 11331255661 |
10 | 4018380490 |
11 | 17822a8813 |
12 | 9418b780a |
13 | 4c0688947 |
14 | 2a197a53c |
15 | 187ba63ca |
hex | ef839eca |
4018380490 has 32 divisors (see below), whose sum is σ = 7738611840. Its totient is φ = 1497787200.
The previous prime is 4018380481. The next prime is 4018380493. The reversal of 4018380490 is 940838104.
It is a super-2 number, since 2×40183804902 = 32294763524825280200, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (4018380493) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 161766 + ... + 184945.
It is an arithmetic number, because the mean of its divisors is an integer number (241831620).
Almost surely, 24018380490 is an apocalyptic number.
4018380490 is a deficient number, since it is larger than the sum of its proper divisors (3720231350).
4018380490 is a wasteful number, since it uses less digits than its factorization.
4018380490 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 346798.
The product of its (nonzero) digits is 27648, while the sum is 37.
The square root of 4018380490 is about 63390.6971881521. The cubic root of 4018380490 is about 1589.8287712976.
The spelling of 4018380490 in words is "four billion, eighteen million, three hundred eighty thousand, four hundred ninety".
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