Base | Representation |
---|---|
bin | 11100100111100001… |
… | …110111101100110011 |
3 | 2221022111002011200021 |
4 | 130213201313230303 |
5 | 1000412324231040 |
6 | 22041034504311 |
7 | 2135316235165 |
oct | 344741675463 |
9 | 87274064607 |
10 | 30727961395 |
11 | 1203915121a |
12 | 5b56895097 |
13 | 2b891445a1 |
14 | 16b6dc0935 |
15 | bec9c124a |
hex | 727877b33 |
30727961395 has 8 divisors (see below), whose sum is σ = 37498529520. Its totient is φ = 24165718560.
The previous prime is 30727961371. The next prime is 30727961399. The reversal of 30727961395 is 59316972703.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 30727961395 - 231 = 28580477747 is a prime.
It is a super-2 number, since 2×307279613952 (a number of 22 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (30727961399) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52080996 + ... + 52081585.
It is an arithmetic number, because the mean of its divisors is an integer number (4687316190).
Almost surely, 230727961395 is an apocalyptic number.
30727961395 is a deficient number, since it is larger than the sum of its proper divisors (6770568125).
30727961395 is a wasteful number, since it uses less digits than its factorization.
30727961395 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104162645.
The product of its (nonzero) digits is 2143260, while the sum is 52.
The spelling of 30727961395 in words is "thirty billion, seven hundred twenty-seven million, nine hundred sixty-one thousand, three hundred ninety-five".
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