Base | Representation |
---|---|
bin | 10000110010011… |
… | …00000100010010 |
3 | 100210222102202111 |
4 | 20121030010102 |
5 | 242022231004 |
6 | 21550135534 |
7 | 3326646064 |
oct | 1031140422 |
9 | 323872674 |
10 | 140820754 |
11 | 72542798 |
12 | 3b1b15aa |
13 | 23236ab9 |
14 | 149b9734 |
15 | c569a04 |
hex | 864c112 |
140820754 has 8 divisors (see below), whose sum is σ = 211302000. Its totient is φ = 70386756.
The previous prime is 140820751. The next prime is 140820763. The reversal of 140820754 is 457028041.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (140820751) 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, 3064 + ... + 17059.
It is an arithmetic number, because the mean of its divisors is an integer number (26412750).
Almost surely, 2140820754 is an apocalyptic number.
140820754 is a deficient number, since it is larger than the sum of its proper divisors (70481246).
140820754 is a wasteful number, since it uses less digits than its factorization.
140820754 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23624.
The product of its (nonzero) digits is 8960, while the sum is 31.
The square root of 140820754 is about 11866.7920686258. The cubic root of 140820754 is about 520.2621385405.
Adding to 140820754 its reverse (457028041), we get a palindrome (597848795).
The spelling of 140820754 in words is "one hundred forty million, eight hundred twenty thousand, seven hundred fifty-four".
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