Base | Representation |
---|---|
bin | 1000111111001… |
… | …11100011100110 |
3 | 12020212120201110 |
4 | 10133213203212 |
5 | 123300203400 |
6 | 11252005450 |
7 | 1603603230 |
oct | 437474346 |
9 | 166776643 |
10 | 75397350 |
11 | 39618166 |
12 | 21300886 |
13 | 1280b422 |
14 | a029250 |
15 | 6944e50 |
hex | 47e78e6 |
75397350 has 48 divisors (see below), whose sum is σ = 213700608. Its totient is φ = 17233440.
The previous prime is 75397337. The next prime is 75397351. The reversal of 75397350 is 5379357.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 75397299 and 75397308.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (75397351) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 34854 + ... + 36953.
It is an arithmetic number, because the mean of its divisors is an integer number (4452096).
Almost surely, 275397350 is an apocalyptic number.
75397350 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
75397350 is an abundant number, since it is smaller than the sum of its proper divisors (138303258).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75397350 is a wasteful number, since it uses less digits than its factorization.
75397350 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 71829 (or 71824 counting only the distinct ones).
The product of its (nonzero) digits is 99225, while the sum is 39.
The square root of 75397350 is about 8683.1647456443. The cubic root of 75397350 is about 422.4597723215.
The spelling of 75397350 in words is "seventy-five million, three hundred ninety-seven thousand, three hundred fifty".
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