Base | Representation |
---|---|
bin | 10000101101000… |
… | …11101111110011 |
3 | 100202200102000201 |
4 | 20112203233303 |
5 | 241333200230 |
6 | 21523300031 |
7 | 3321045052 |
oct | 1026435763 |
9 | 322612021 |
10 | 140131315 |
11 | 72111805 |
12 | 3ab1a617 |
13 | 2305504c |
14 | 1487a399 |
15 | c4805ca |
hex | 85a3bf3 |
140131315 has 8 divisors (see below), whose sum is σ = 173582208. Its totient is φ = 108488640.
The previous prime is 140131297. The next prime is 140131337. The reversal of 140131315 is 513131041.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-140131315 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 140131292 and 140131301.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 451882 + ... + 452191.
It is an arithmetic number, because the mean of its divisors is an integer number (21697776).
Almost surely, 2140131315 is an apocalyptic number.
140131315 is a deficient number, since it is larger than the sum of its proper divisors (33450893).
140131315 is an equidigital number, since it uses as much as digits as its factorization.
140131315 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 904109.
The product of its (nonzero) digits is 180, while the sum is 19.
The square root of 140131315 is about 11837.7073371494. The cubic root of 140131315 is about 519.4117052541.
Adding to 140131315 its reverse (513131041), we get a palindrome (653262356).
The spelling of 140131315 in words is "one hundred forty million, one hundred thirty-one thousand, three hundred fifteen".
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