Base | Representation |
---|---|
bin | 1110100111010100100000 |
3 | 21012122020120 |
4 | 32213110200 |
5 | 1440043242 |
6 | 214040240 |
7 | 44364210 |
oct | 16472440 |
9 | 7178216 |
10 | 3831072 |
11 | 2187383 |
12 | 1349080 |
13 | a41a0b |
14 | 71a240 |
15 | 50a1ec |
hex | 3a7520 |
3831072 has 48 divisors (see below), whose sum is σ = 11495232. Its totient is φ = 1094400.
The previous prime is 3831067. The next prime is 3831097. The reversal of 3831072 is 2701383.
It is a tau number, because it is divible by the number of its divisors (48).
It is a super-2 number, since 2×38310722 = 29354225338368, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (24).
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2179 + ... + 3522.
It is an arithmetic number, because the mean of its divisors is an integer number (239484).
Almost surely, 23831072 is an apocalyptic number.
3831072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
3831072 is an abundant number, since it is smaller than the sum of its proper divisors (7664160).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3831072 is a wasteful number, since it uses less digits than its factorization.
3831072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5721 (or 5713 counting only the distinct ones).
The product of its (nonzero) digits is 1008, while the sum is 24.
The square root of 3831072 is about 1957.3124431219. The cubic root of 3831072 is about 156.4732505735.
The spelling of 3831072 in words is "three million, eight hundred thirty-one thousand, seventy-two".
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