Base | Representation |
---|---|
bin | 11100100111100… |
… | …11010110000001 |
3 | 121201201220221222 |
4 | 32103303112001 |
5 | 442424301230 |
6 | 35453324425 |
7 | 5643402362 |
oct | 1623632601 |
9 | 551656858 |
10 | 240072065 |
11 | 113572772 |
12 | 68496715 |
13 | 3a97789c |
14 | 23c53b69 |
15 | 161226e5 |
hex | e4f3581 |
240072065 has 8 divisors (see below), whose sum is σ = 289679208. Its totient is φ = 190995840.
The previous prime is 240072047. The next prime is 240072101. The reversal of 240072065 is 560270042.
240072065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 11336689 + 228735376 = 3367^2 + 15124^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-240072065 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131732 + ... + 133541.
It is an arithmetic number, because the mean of its divisors is an integer number (36209901).
Almost surely, 2240072065 is an apocalyptic number.
It is an amenable number.
240072065 is a deficient number, since it is larger than the sum of its proper divisors (49607143).
240072065 is a wasteful number, since it uses less digits than its factorization.
240072065 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 265459.
The product of its (nonzero) digits is 3360, while the sum is 26.
The square root of 240072065 is about 15494.2590981305. The cubic root of 240072065 is about 621.5086957190.
It can be divided in two parts, 2 and 40072065, that multiplied together give a triangular number (80144130 = T12660).
The spelling of 240072065 in words is "two hundred forty million, seventy-two thousand, sixty-five".
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