Base | Representation |
---|---|
bin | 10000110010001… |
… | …11001011110101 |
3 | 100210221102022212 |
4 | 20121013023311 |
5 | 242021111012 |
6 | 21545503205 |
7 | 3326533556 |
oct | 1031071365 |
9 | 323842285 |
10 | 140800757 |
11 | 72529769 |
12 | 3b1a1b05 |
13 | 2322a976 |
14 | 149b232d |
15 | c563b22 |
hex | 86472f5 |
140800757 has 8 divisors (see below), whose sum is σ = 141649560. Its totient is φ = 139955200.
The previous prime is 140800747. The next prime is 140800763. The reversal of 140800757 is 757008041.
140800757 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 17901361 + 122899396 = 4231^2 + 11086^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 140800757 - 28 = 140800501 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (140800717) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200507 + ... + 201207.
It is an arithmetic number, because the mean of its divisors is an integer number (17706195).
Almost surely, 2140800757 is an apocalyptic number.
It is an amenable number.
140800757 is a deficient number, since it is larger than the sum of its proper divisors (848803).
140800757 is an equidigital number, since it uses as much as digits as its factorization.
140800757 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1623.
The product of its (nonzero) digits is 7840, while the sum is 32.
The square root of 140800757 is about 11865.9494773912. The cubic root of 140800757 is about 520.2375110757.
Adding to 140800757 its reverse (757008041), we get a palindrome (897808798).
The spelling of 140800757 in words is "one hundred forty million, eight hundred thousand, seven hundred fifty-seven".
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