Base | Representation |
---|---|
bin | 10000101110001… |
… | …01110101011011 |
3 | 100202221111112222 |
4 | 20113011311123 |
5 | 241402132224 |
6 | 21530254255 |
7 | 3322166114 |
oct | 1027056533 |
9 | 322844488 |
10 | 140270939 |
11 | 721a76a6 |
12 | 3ab8738b |
13 | 230a3773 |
14 | 148b520b |
15 | c4abb5e |
hex | 85c5d5b |
140270939 has 8 divisors (see below), whose sum is σ = 152417280. Its totient is φ = 128601000.
The previous prime is 140270929. The next prime is 140270947. The reversal of 140270939 is 939072041.
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 140270939 - 224 = 123493723 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 140270899 and 140270908.
It is not an unprimeable number, because it can be changed into a prime (140270909) 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, 118487 + ... + 119664.
It is an arithmetic number, because the mean of its divisors is an integer number (19052160).
Almost surely, 2140270939 is an apocalyptic number.
140270939 is a gapful number since it is divisible by the number (19) formed by its first and last digit.
140270939 is a deficient number, since it is larger than the sum of its proper divisors (12146341).
140270939 is a wasteful number, since it uses less digits than its factorization.
140270939 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 238201.
The product of its (nonzero) digits is 13608, while the sum is 35.
The square root of 140270939 is about 11843.6032946059. The cubic root of 140270939 is about 519.5841584198.
The spelling of 140270939 in words is "one hundred forty million, two hundred seventy thousand, nine hundred thirty-nine".
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