Base | Representation |
---|---|
bin | 11100110110100… |
… | …01100111000101 |
3 | 121212102110011210 |
4 | 32123101213011 |
5 | 443424443140 |
6 | 40003322033 |
7 | 5666141604 |
oct | 1633214705 |
9 | 555373153 |
10 | 242031045 |
11 | 114690563 |
12 | 69080319 |
13 | 3b1b2449 |
14 | 24203a3b |
15 | 163acd80 |
hex | e6d19c5 |
242031045 has 16 divisors (see below), whose sum is σ = 387518400. Its totient is φ = 128993664.
The previous prime is 242031011. The next prime is 242031061. The reversal of 242031045 is 540130242.
It is not a de Polignac number, because 242031045 - 27 = 242030917 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20737 + ... + 30233.
It is an arithmetic number, because the mean of its divisors is an integer number (24219900).
Almost surely, 2242031045 is an apocalyptic number.
It is an amenable number.
242031045 is a deficient number, since it is larger than the sum of its proper divisors (145487355).
242031045 is a wasteful number, since it uses less digits than its factorization.
242031045 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11204.
The product of its (nonzero) digits is 960, while the sum is 21.
The square root of 242031045 is about 15557.3469781965. The cubic root of 242031045 is about 623.1946150242.
Adding to 242031045 its reverse (540130242), we get a palindrome (782161287).
The spelling of 242031045 in words is "two hundred forty-two million, thirty-one thousand, forty-five".
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