Base | Representation |
---|---|
bin | 100111000100010… |
… | …110000010000010 |
3 | 1200200100022200220 |
4 | 213010112002002 |
5 | 2320243401432 |
6 | 145012323510 |
7 | 22146143436 |
oct | 4704260202 |
9 | 1620308626 |
10 | 655450242 |
11 | 306a91517 |
12 | 163613596 |
13 | a5a419a5 |
14 | 6309c9c6 |
15 | 3c82272c |
hex | 27116082 |
655450242 has 32 divisors (see below), whose sum is σ = 1322308800. Its totient is φ = 216591168.
The previous prime is 655450241. The next prime is 655450259. The reversal of 655450242 is 242054556.
It is not an unprimeable number, because it can be changed into a prime (655450241) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 365484 + ... + 367272.
It is an arithmetic number, because the mean of its divisors is an integer number (41322150).
Almost surely, 2655450242 is an apocalyptic number.
655450242 is an abundant number, since it is smaller than the sum of its proper divisors (666858558).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
655450242 is a wasteful number, since it uses less digits than its factorization.
655450242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2290.
The product of its (nonzero) digits is 48000, while the sum is 33.
The square root of 655450242 is about 25601.7624783920. The cubic root of 655450242 is about 868.6535043729.
The spelling of 655450242 in words is "six hundred fifty-five million, four hundred fifty thousand, two hundred forty-two".
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