Base | Representation |
---|---|
bin | 11100111001000… |
… | …00000001100111 |
3 | 121220000202202120 |
4 | 32130200001213 |
5 | 444020232411 |
6 | 40014241023 |
7 | 6001650162 |
oct | 1634400147 |
9 | 556022676 |
10 | 242352231 |
11 | 11488a900 |
12 | 691b6173 |
13 | 3b2956b4 |
14 | 24288ad9 |
15 | 16423106 |
hex | e720067 |
242352231 has 24 divisors (see below), whose sum is σ = 356386800. Its totient is φ = 146382720.
The previous prime is 242352211. The next prime is 242352233. The reversal of 242352231 is 132253242.
It is not a de Polignac number, because 242352231 - 26 = 242352167 is a prime.
It is a super-2 number, since 2×2423522312 = 117469207741354722, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242352233) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 125731 + ... + 127643.
It is an arithmetic number, because the mean of its divisors is an integer number (14849450).
Almost surely, 2242352231 is an apocalyptic number.
242352231 is a deficient number, since it is larger than the sum of its proper divisors (114034569).
242352231 is a wasteful number, since it uses less digits than its factorization.
242352231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2287 (or 2276 counting only the distinct ones).
The product of its digits is 2880, while the sum is 24.
The square root of 242352231 is about 15567.6662027421. Note that the first 3 decimals coincide. The cubic root of 242352231 is about 623.4701621960.
The spelling of 242352231 in words is "two hundred forty-two million, three hundred fifty-two thousand, two hundred thirty-one".
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