Base | Representation |
---|---|
bin | 11100111010100… |
… | …00000010101011 |
3 | 121220101202112212 |
4 | 32131100002223 |
5 | 444043031112 |
6 | 40022355335 |
7 | 6003426446 |
oct | 1635200253 |
9 | 556352485 |
10 | 242548907 |
11 | 114a04647 |
12 | 6928bb4b |
13 | 3b334083 |
14 | 242da65d |
15 | 16461522 |
hex | e7500ab |
242548907 has 8 divisors (see below), whose sum is σ = 249505872. Its totient is φ = 235641600.
The previous prime is 242548897. The next prime is 242548919. The reversal of 242548907 is 709845242.
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 242548907 - 28 = 242548651 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (41).
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (242548937) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2393 + ... + 22154.
It is an arithmetic number, because the mean of its divisors is an integer number (31188234).
Almost surely, 2242548907 is an apocalyptic number.
242548907 is a deficient number, since it is larger than the sum of its proper divisors (6956965).
242548907 is a wasteful number, since it uses less digits than its factorization.
242548907 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24829.
The product of its (nonzero) digits is 161280, while the sum is 41.
The square root of 242548907 is about 15573.9817323638. The cubic root of 242548907 is about 623.6387714165.
The spelling of 242548907 in words is "two hundred forty-two million, five hundred forty-eight thousand, nine hundred seven".
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