Base | Representation |
---|---|
bin | 1001011110101… |
… | …1110010000000 |
3 | 2202211011200101 |
4 | 2113223302000 |
5 | 40134404242 |
6 | 3540132144 |
7 | 661660216 |
oct | 227536200 |
9 | 82734611 |
10 | 39763072 |
11 | 20499648 |
12 | 11397054 |
13 | 8312a5b |
14 | 53d0cb6 |
15 | 37569b7 |
hex | 25ebc80 |
39763072 has 32 divisors (see below), whose sum is σ = 79605900. Its totient is φ = 19783680.
The previous prime is 39763057. The next prime is 39763079. The reversal of 39763072 is 27036793.
It can be written as a sum of positive squares in 2 ways, for example, as 36288576 + 3474496 = 6024^2 + 1864^2 .
It is a tau number, because it is divible by the number of its divisors (32).
It is a super-2 number, since 2×397630722 = 3162203789754368, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (39763079) 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, 30204 + ... + 31492.
Almost surely, 239763072 is an apocalyptic number.
39763072 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 39763072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (39802950).
39763072 is an abundant number, since it is smaller than the sum of its proper divisors (39842828).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
39763072 is a wasteful number, since it uses less digits than its factorization.
39763072 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1544 (or 1532 counting only the distinct ones).
The product of its (nonzero) digits is 47628, while the sum is 37.
The square root of 39763072 is about 6305.7966982769. The cubic root of 39763072 is about 341.3186164445.
The spelling of 39763072 in words is "thirty-nine million, seven hundred sixty-three thousand, seventy-two".
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