Base | Representation |
---|---|
bin | 1111101111010111… |
… | …0010101010101101 |
3 | 101220110102111121100 |
4 | 3323311302222231 |
5 | 32123121314011 |
6 | 1535132153313 |
7 | 206463312660 |
oct | 37365625255 |
9 | 11813374540 |
10 | 4225182381 |
11 | 1879007072 |
12 | 99b008839 |
13 | 524484c24 |
14 | 2c120d6d7 |
15 | 19ae05d56 |
hex | fbd72aad |
4225182381 has 48 divisors (see below), whose sum is σ = 7088560128. Its totient is φ = 2375200800.
The previous prime is 4225182349. The next prime is 4225182407. The reversal of 4225182381 is 1832815224.
It is a happy number.
4225182381 is a `hidden beast` number, since 42 + 2 + 518 + 23 + 81 = 666.
It is not a de Polignac number, because 4225182381 - 25 = 4225182349 is a prime.
It is a super-2 number, since 2×42251823812 = 35704332305425658322, which contains 22 as substring.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (4225183381) 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, 3090160 + ... + 3091526.
It is an arithmetic number, because the mean of its divisors is an integer number (147678336).
Almost surely, 24225182381 is an apocalyptic number.
It is an amenable number.
4225182381 is a deficient number, since it is larger than the sum of its proper divisors (2863377747).
4225182381 is a wasteful number, since it uses less digits than its factorization.
4225182381 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2142 (or 2139 counting only the distinct ones).
The product of its digits is 30720, while the sum is 36.
The square root of 4225182381 is about 65001.4029156294. The cubic root of 4225182381 is about 1616.6468238941.
The spelling of 4225182381 in words is "four billion, two hundred twenty-five million, one hundred eighty-two thousand, three hundred eighty-one".
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