Base | Representation |
---|---|
bin | 11100110110101… |
… | …01000101101011 |
3 | 121212110011201102 |
4 | 32123111011223 |
5 | 443430422131 |
6 | 40003512015 |
7 | 5666231255 |
oct | 1633250553 |
9 | 555404642 |
10 | 242045291 |
11 | 1146a0234 |
12 | 6908860b |
13 | 3b1b8a87 |
14 | 24208cd5 |
15 | 163b21cb |
hex | e6d516b |
242045291 has 8 divisors (see below), whose sum is σ = 245747040. Its totient is φ = 238370688.
The previous prime is 242045267. The next prime is 242045369. The reversal of 242045291 is 192540242.
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 242045291 - 26 = 242045227 is a prime.
It is not an unprimeable number, because it can be changed into a prime (242047291) 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, 11555 + ... + 24851.
It is an arithmetic number, because the mean of its divisors is an integer number (30718380).
Almost surely, 2242045291 is an apocalyptic number.
242045291 is a deficient number, since it is larger than the sum of its proper divisors (3701749).
242045291 is a wasteful number, since it uses less digits than its factorization.
242045291 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13573.
The product of its (nonzero) digits is 5760, while the sum is 29.
The square root of 242045291 is about 15557.8048258744. The cubic root of 242045291 is about 623.2068419079.
The spelling of 242045291 in words is "two hundred forty-two million, forty-five thousand, two hundred ninety-one".
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