Base | Representation |
---|---|
bin | 11100111000111… |
… | …10001111001001 |
3 | 121220000101201020 |
4 | 32130132033021 |
5 | 444020014110 |
6 | 40014143053 |
7 | 6001616625 |
oct | 1634361711 |
9 | 556011636 |
10 | 242344905 |
11 | 114885350 |
12 | 691b1a89 |
13 | 3b29226a |
14 | 24286185 |
15 | 16420d70 |
hex | e71e3c9 |
242344905 has 64 divisors (see below), whose sum is σ = 464762880. Its totient is φ = 106444800.
The previous prime is 242344873. The next prime is 242344933. The reversal of 242344905 is 509443242.
It is not a de Polignac number, because 242344905 - 25 = 242344873 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a Curzon number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 70425 + ... + 73785.
It is an arithmetic number, because the mean of its divisors is an integer number (7261920).
Almost surely, 2242344905 is an apocalyptic number.
It is an amenable number.
242344905 is a deficient number, since it is larger than the sum of its proper divisors (222417975).
242344905 is a wasteful number, since it uses less digits than its factorization.
242344905 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3422.
The product of its (nonzero) digits is 34560, while the sum is 33.
The square root of 242344905 is about 15567.4309055798. The cubic root of 242344905 is about 623.4638798958.
The spelling of 242344905 in words is "two hundred forty-two million, three hundred forty-four thousand, nine hundred five".
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