Base | Representation |
---|---|
bin | 111000010100010100110… |
… | …1100101011110110100111 |
3 | 1000101221212222112000002211 |
4 | 1300220221230223312213 |
5 | 2003303443021202312 |
6 | 24243451325144251 |
7 | 1426133062644322 |
oct | 160505154536647 |
9 | 30357788460084 |
10 | 7740230647207 |
11 | 251468245a703 |
12 | a501376bb087 |
13 | 441b92872856 |
14 | 1ca8b45c77b9 |
15 | d651b64d3a7 |
hex | 70a29b2bda7 |
7740230647207 has 4 divisors (see below), whose sum is σ = 7779126278800. Its totient is φ = 7701335015616.
The previous prime is 7740230647181. The next prime is 7740230647213. The reversal of 7740230647207 is 7027460320477.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-7740230647207 is a prime.
It is a super-3 number, since 3×77402306472073 (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (7740230647217) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19447815498 + ... + 19447815895.
It is an arithmetic number, because the mean of its divisors is an integer number (1944781569700).
Almost surely, 27740230647207 is an apocalyptic number.
7740230647207 is a deficient number, since it is larger than the sum of its proper divisors (38895631593).
7740230647207 is a wasteful number, since it uses less digits than its factorization.
7740230647207 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 38895631592.
The product of its (nonzero) digits is 2765952, while the sum is 49.
The spelling of 7740230647207 in words is "seven trillion, seven hundred forty billion, two hundred thirty million, six hundred forty-seven thousand, two hundred seven".
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