Base | Representation |
---|---|
bin | 11011111110110… |
… | …000011001010110 |
3 | 1012201022211010011 |
4 | 123332300121112 |
5 | 1430133422430 |
6 | 114325350434 |
7 | 14430066022 |
oct | 3376603126 |
9 | 1181284104 |
10 | 469435990 |
11 | 220a91231 |
12 | 11126841a |
13 | 7634349a |
14 | 464bb382 |
15 | 2b32c22a |
hex | 1bfb0656 |
469435990 has 32 divisors (see below), whose sum is σ = 858713760. Its totient is φ = 184737024.
The previous prime is 469435987. The next prime is 469436029. The reversal of 469435990 is 99534964.
It is a Smith number, since the sum of its digits (49) 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 an unprimeable number.
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 15 ways as a sum of consecutive naturals, for example, 517117 + ... + 518023.
It is an arithmetic number, because the mean of its divisors is an integer number (26834805).
Almost surely, 2469435990 is an apocalyptic number.
469435990 is a deficient number, since it is larger than the sum of its proper divisors (389277770).
469435990 is a wasteful number, since it uses less digits than its factorization.
469435990 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1696.
The product of its (nonzero) digits is 1049760, while the sum is 49.
The square root of 469435990 is about 21666.4715632241. The cubic root of 469435990 is about 777.1868805291.
The spelling of 469435990 in words is "four hundred sixty-nine million, four hundred thirty-five thousand, nine hundred ninety".
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