Base | Representation |
---|---|
bin | 1000010011001100100… |
… | …0010010001011100111 |
3 | 111122001110111102111021 |
4 | 2010303020102023213 |
5 | 4314011440333112 |
6 | 145301123352011 |
7 | 13205361465430 |
oct | 2046310221347 |
9 | 448043442437 |
10 | 142591730407 |
11 | 555223505a5 |
12 | 23775822607 |
13 | 105a57cab99 |
14 | 6c8991a487 |
15 | 3a9851b907 |
hex | 21332122e7 |
142591730407 has 16 divisors (see below), whose sum is σ = 163349793792. Its totient is φ = 121930790400.
The previous prime is 142591730389. The next prime is 142591730429. The reversal of 142591730407 is 704037195241.
It is a cyclic number.
It is not a de Polignac number, because 142591730407 - 27 = 142591730279 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 (142591730447) 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, 15925782 + ... + 15934732.
It is an arithmetic number, because the mean of its divisors is an integer number (10209362112).
Almost surely, 2142591730407 is an apocalyptic number.
142591730407 is a deficient number, since it is larger than the sum of its proper divisors (20758063385).
142591730407 is an equidigital number, since it uses as much as digits as its factorization.
142591730407 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14118.
The product of its (nonzero) digits is 211680, while the sum is 43.
The spelling of 142591730407 in words is "one hundred forty-two billion, five hundred ninety-one million, seven hundred thirty thousand, four hundred seven".
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