Base | Representation |
---|---|
bin | 10000101100001… |
… | …00111000110011 |
3 | 100202102222122020 |
4 | 20112010320303 |
5 | 241320124130 |
6 | 21520442523 |
7 | 3320010411 |
oct | 1026047063 |
9 | 322388566 |
10 | 140004915 |
11 | 72035846 |
12 | 3aa79443 |
13 | 2300c65b |
14 | 148462b1 |
15 | c457e10 |
hex | 8584e33 |
140004915 has 8 divisors (see below), whose sum is σ = 224007888. Its totient is φ = 74669280.
The previous prime is 140004889. The next prime is 140004919. The reversal of 140004915 is 519400041.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 140004915 - 25 = 140004883 is a prime.
It is not an unprimeable number, because it can be changed into a prime (140004919) 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, 4666816 + ... + 4666845.
It is an arithmetic number, because the mean of its divisors is an integer number (28000986).
Almost surely, 2140004915 is an apocalyptic number.
140004915 is a gapful number since it is divisible by the number (15) formed by its first and last digit.
140004915 is a deficient number, since it is larger than the sum of its proper divisors (84002973).
140004915 is an equidigital number, since it uses as much as digits as its factorization.
140004915 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9333669.
The product of its (nonzero) digits is 720, while the sum is 24.
The square root of 140004915 is about 11832.3672610345. The cubic root of 140004915 is about 519.2554865684.
Adding to 140004915 its reverse (519400041), we get a palindrome (659404956).
It can be divided in two parts, 14000 and 4915, that added together give a triangular number (18915 = T194).
The spelling of 140004915 in words is "one hundred forty million, four thousand, nine hundred fifteen".
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