Base | Representation |
---|---|
bin | 1000111111000… |
… | …01000000101100 |
3 | 12020211012221111 |
4 | 10133201000230 |
5 | 123243324130 |
6 | 11251241404 |
7 | 1603432120 |
oct | 437410054 |
9 | 166735844 |
10 | 75370540 |
11 | 395aa003 |
12 | 212a9264 |
13 | 127cc16b |
14 | a01d580 |
15 | 693c02a |
hex | 47e102c |
75370540 has 96 divisors (see below), whose sum is σ = 191600640. Its totient is φ = 24347136.
The previous prime is 75370523. The next prime is 75370577. The reversal of 75370540 is 4507357.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 286449 + ... + 286711.
It is an arithmetic number, because the mean of its divisors is an integer number (1995840).
Almost surely, 275370540 is an apocalyptic number.
75370540 is a gapful number since it is divisible by the number (70) 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 75370540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (95800320).
75370540 is an abundant number, since it is smaller than the sum of its proper divisors (116230100).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75370540 is a wasteful number, since it uses less digits than its factorization.
75370540 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 391 (or 389 counting only the distinct ones).
The product of its (nonzero) digits is 14700, while the sum is 31.
The square root of 75370540 is about 8681.6208164144. The cubic root of 75370540 is about 422.4096932439.
Adding to 75370540 its reverse (4507357), we get a palindrome (79877897).
The spelling of 75370540 in words is "seventy-five million, three hundred seventy thousand, five hundred forty".
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