Base | Representation |
---|---|
bin | 111101011010010111101… |
… | …0110001001000010110001 |
3 | 1002212220011100012222221020 |
4 | 1322310233112021002301 |
5 | 2101241422144220001 |
6 | 25541245113050053 |
7 | 1530541051230162 |
oct | 172645726110261 |
9 | 32786140188836 |
10 | 8440405070001 |
11 | 2764612691773 |
12 | b439826b6929 |
13 | 492c081acc38 |
14 | 212736b33769 |
15 | e984abab736 |
hex | 7ad2f5890b1 |
8440405070001 has 16 divisors (see below), whose sum is σ = 11353665402240. Its totient is φ = 5577042481920.
The previous prime is 8440405069963. The next prime is 8440405070033. The reversal of 8440405070001 is 1000705040448.
It is not a de Polignac number, because 8440405070001 - 221 = 8440402972849 is a prime.
It is a super-4 number, since 4×84404050700014 (a number of 53 digits) contains 4444 as substring.
It is a Curzon number.
It is not an unprimeable number, because it can be changed into a prime (8440405070501) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22499511 + ... + 22871571.
It is an arithmetic number, because the mean of its divisors is an integer number (709604087640).
Almost surely, 28440405070001 is an apocalyptic number.
It is an amenable number.
8440405070001 is a deficient number, since it is larger than the sum of its proper divisors (2913260332239).
8440405070001 is a wasteful number, since it uses less digits than its factorization.
8440405070001 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 439096.
The product of its (nonzero) digits is 17920, while the sum is 33.
The spelling of 8440405070001 in words is "eight trillion, four hundred forty billion, four hundred five million, seventy thousand, one".
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