Base | Representation |
---|---|
bin | 1001000001110… |
… | …11110101011010 |
3 | 12021112010020210 |
4 | 10200323311122 |
5 | 123342230204 |
6 | 11303231550 |
7 | 1606541526 |
oct | 440736532 |
9 | 167463223 |
10 | 75742554 |
11 | 39833558 |
12 | 214485b6 |
13 | 128cc5a4 |
14 | a0b8d86 |
15 | 69b2389 |
hex | 483bd5a |
75742554 has 8 divisors (see below), whose sum is σ = 151485120. Its totient is φ = 25247516.
The previous prime is 75742553. The next prime is 75742559. The reversal of 75742554 is 45524757.
It is a sphenic number, since it is the product of 3 distinct primes.
75742554 is an admirable number.
It is not an unprimeable number, because it can be changed into a prime (75742553) 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, 6311874 + ... + 6311885.
It is an arithmetic number, because the mean of its divisors is an integer number (18935640).
Almost surely, 275742554 is an apocalyptic number.
75742554 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
75742554 is a wasteful number, since it uses less digits than its factorization.
75742554 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12623764.
The product of its digits is 196000, while the sum is 39.
The square root of 75742554 is about 8703.0198207289. The cubic root of 75742554 is about 423.1035297003.
The spelling of 75742554 in words is "seventy-five million, seven hundred forty-two thousand, five hundred fifty-four".
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