Base | Representation |
---|---|
bin | 10110101001011101101 |
3 | 1101201000010 |
4 | 2311023231 |
5 | 142222000 |
6 | 23523433 |
7 | 6210426 |
oct | 2651355 |
9 | 1351003 |
10 | 742125 |
11 | 46762a |
12 | 2b9579 |
13 | 1cca37 |
14 | 15464d |
15 | e9d50 |
hex | b52ed |
742125 has 16 divisors (see below), whose sum is σ = 1235520. Its totient is φ = 395600.
The previous prime is 742117. The next prime is 742127. The reversal of 742125 is 521247.
It is not a de Polignac number, because 742125 - 23 = 742117 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (742127) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 615 + ... + 1364.
It is an arithmetic number, because the mean of its divisors is an integer number (77220).
2742125 is an apocalyptic number.
742125 is a gapful number since it is divisible by the number (75) formed by its first and last digit.
It is an amenable number.
742125 is a deficient number, since it is larger than the sum of its proper divisors (493395).
742125 is a wasteful number, since it uses less digits than its factorization.
742125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1997 (or 1987 counting only the distinct ones).
The product of its digits is 560, while the sum is 21.
The square root of 742125 is about 861.4667724294. The cubic root of 742125 is about 90.5369140133.
The spelling of 742125 in words is "seven hundred forty-two thousand, one hundred twenty-five".
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