Base | Representation |
---|---|
bin | 1001000001000… |
… | …11010111010101 |
3 | 12021100000202121 |
4 | 10200203113111 |
5 | 123331023300 |
6 | 11301135541 |
7 | 1605643363 |
oct | 440432725 |
9 | 167300677 |
10 | 75642325 |
11 | 39775220 |
12 | 213ba5b1 |
13 | 12895a95 |
14 | a090633 |
15 | 699281a |
hex | 48235d5 |
75642325 has 48 divisors (see below), whose sum is σ = 111421440. Its totient is φ = 50328000.
The previous prime is 75642311. The next prime is 75642373. The reversal of 75642325 is 52324657.
It is not a de Polignac number, because 75642325 - 25 = 75642293 is a prime.
It is a super-2 number, since 2×756423252 = 11443522662811250, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 161742 + ... + 162208.
It is an arithmetic number, because the mean of its divisors is an integer number (2321280).
Almost surely, 275642325 is an apocalyptic number.
It is an amenable number.
75642325 is a deficient number, since it is larger than the sum of its proper divisors (35779115).
75642325 is a wasteful number, since it uses less digits than its factorization.
75642325 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 538 (or 533 counting only the distinct ones).
The product of its digits is 50400, while the sum is 34.
The square root of 75642325 is about 8697.2596258822. The cubic root of 75642325 is about 422.9168184404.
It can be divided in two parts, 7564 and 2325, that added together give a palindrome (9889).
The spelling of 75642325 in words is "seventy-five million, six hundred forty-two thousand, three hundred twenty-five".
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