Base | Representation |
---|---|
bin | 100101100010011111… |
… | …111110101011001111 |
3 | 10212001002012202111220 |
4 | 211202133332223033 |
5 | 1130022124143030 |
6 | 30303352214423 |
7 | 2624565010635 |
oct | 454237765317 |
9 | 125032182456 |
10 | 40307256015 |
11 | 16104439034 |
12 | 798a99a413 |
13 | 3a54920c60 |
14 | 1d4530d355 |
15 | 10ad97aa10 |
hex | 9627feacf |
40307256015 has 32 divisors (see below), whose sum is σ = 71692916736. Its totient is φ = 19203454080.
The previous prime is 40307256007. The next prime is 40307256019. The reversal of 40307256015 is 51065270304.
It is not a de Polignac number, because 40307256015 - 23 = 40307256007 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40307256019) 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 31 ways as a sum of consecutive naturals, for example, 3327889 + ... + 3339978.
It is an arithmetic number, because the mean of its divisors is an integer number (2240403648).
Almost surely, 240307256015 is an apocalyptic number.
40307256015 is a deficient number, since it is larger than the sum of its proper divisors (31385660721).
40307256015 is a wasteful number, since it uses less digits than its factorization.
40307256015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6667919.
The product of its (nonzero) digits is 25200, while the sum is 33.
The spelling of 40307256015 in words is "forty billion, three hundred seven million, two hundred fifty-six thousand, fifteen".
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