Base | Representation |
---|---|
bin | 1111110110111000100000 |
3 | 21211012021111 |
4 | 33312320200 |
5 | 2031010320 |
6 | 225033104 |
7 | 50222263 |
oct | 17667040 |
9 | 7735244 |
10 | 4156960 |
11 | 238a205 |
12 | 1485794 |
13 | b27152 |
14 | 7a2cda |
15 | 571a5a |
hex | 3f6e20 |
4156960 has 24 divisors (see below), whose sum is σ = 9821196. Its totient is φ = 1662720.
The previous prime is 4156937. The next prime is 4156969. The reversal of 4156960 is 696514.
It can be written as a sum of positive squares in 2 ways, for example, as 4145296 + 11664 = 2036^2 + 108^2 .
It is not an unprimeable number, because it can be changed into a prime (4156969) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12831 + ... + 13150.
Almost surely, 24156960 is an apocalyptic number.
4156960 is a gapful number since it is divisible by the number (40) formed by its first and last digit.
It is an amenable number.
4156960 is an abundant number, since it is smaller than the sum of its proper divisors (5664236).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
4156960 is a wasteful number, since it uses less digits than its factorization.
4156960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25996 (or 25988 counting only the distinct ones).
The product of its (nonzero) digits is 6480, while the sum is 31.
The square root of 4156960 is about 2038.8624279240. The cubic root of 4156960 is about 160.7898444945.
The spelling of 4156960 in words is "four million, one hundred fifty-six thousand, nine hundred sixty".
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