Base | Representation |
---|---|
bin | 11100111100000… |
… | …01101111010110 |
3 | 121220210002210020 |
4 | 32132001233112 |
5 | 444121034340 |
6 | 40031010010 |
7 | 6005235102 |
oct | 1636015726 |
9 | 556702706 |
10 | 242752470 |
11 | 115033584 |
12 | 69369906 |
13 | 3b3a591c |
14 | 24350902 |
15 | 164a19d0 |
hex | e781bd6 |
242752470 has 32 divisors (see below), whose sum is σ = 583670880. Its totient is φ = 64615680.
The previous prime is 242752451. The next prime is 242752553. The reversal of 242752470 is 74257242.
It is a happy number.
It is a super-2 number, since 2×2427524702 = 117857523382201800, which contains 22 as substring.
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, 9960 + ... + 24180.
It is an arithmetic number, because the mean of its divisors is an integer number (18239715).
Almost surely, 2242752470 is an apocalyptic number.
242752470 is an abundant number, since it is smaller than the sum of its proper divisors (340918410).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242752470 is a wasteful number, since it uses less digits than its factorization.
242752470 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14800.
The product of its (nonzero) digits is 31360, while the sum is 33.
The square root of 242752470 is about 15580.5157167534. The cubic root of 242752470 is about 623.8131888600.
The spelling of 242752470 in words is "two hundred forty-two million, seven hundred fifty-two thousand, four hundred seventy".
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