Base | Representation |
---|---|
bin | 1101011111011001… |
… | …00001000100110000 |
3 | 200200202022201212202 |
4 | 12233230201010300 |
5 | 104313104244104 |
6 | 3154403042332 |
7 | 344323336250 |
oct | 65754410460 |
9 | 20622281782 |
10 | 7242649904 |
11 | 3087318086 |
12 | 14a16703a8 |
13 | 8b5673c79 |
14 | 4c9c81960 |
15 | 2c5c9a51e |
hex | 1afb21130 |
7242649904 has 20 divisors (see below), whose sum is σ = 16037296464. Its totient is φ = 3103992768.
The previous prime is 7242649901. The next prime is 7242649933. The reversal of 7242649904 is 4099462427.
It is a super-2 number, since 2×72426499042 (a number of 21 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (7242649901) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 32333147 + ... + 32333370.
Almost surely, 27242649904 is an apocalyptic number.
It is an amenable number.
7242649904 is an abundant number, since it is smaller than the sum of its proper divisors (8794646560).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
7242649904 is a wasteful number, since it uses less digits than its factorization.
7242649904 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 64666532 (or 64666526 counting only the distinct ones).
The product of its (nonzero) digits is 870912, while the sum is 47.
The square root of 7242649904 is about 85103.7596349303. The cubic root of 7242649904 is about 1934.7840459452.
The spelling of 7242649904 in words is "seven billion, two hundred forty-two million, six hundred forty-nine thousand, nine hundred four".
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