Base | Representation |
---|---|
bin | 1111111000000110110001 |
3 | 21211110011000 |
4 | 33320012301 |
5 | 2031140334 |
6 | 225112213 |
7 | 50243010 |
oct | 17700661 |
9 | 7743130 |
10 | 4161969 |
11 | 2392a49 |
12 | 1488669 |
13 | b29506 |
14 | 7a4a77 |
15 | 573299 |
hex | 3f81b1 |
4161969 has 48 divisors (see below), whose sum is σ = 7559040. Its totient is φ = 2216160.
The previous prime is 4161959. The next prime is 4161977. The reversal of 4161969 is 9691614.
It is not a de Polignac number, because 4161969 - 24 = 4161953 is a prime.
It is a super-2 number, since 2×41619692 = 34643971913922, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (4161959) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 68199 + ... + 68259.
It is an arithmetic number, because the mean of its divisors is an integer number (157480).
Almost surely, 24161969 is an apocalyptic number.
It is an amenable number.
4161969 is a deficient number, since it is larger than the sum of its proper divisors (3397071).
4161969 is a wasteful number, since it uses less digits than its factorization.
4161969 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 115 (or 90 counting only the distinct ones).
The product of its digits is 11664, while the sum is 36.
The square root of 4161969 is about 2040.0904391718. The cubic root of 4161969 is about 160.8544007291.
The spelling of 4161969 in words is "four million, one hundred sixty-one thousand, nine hundred sixty-nine".
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