Base | Representation |
---|---|
bin | 1001100010011… |
… | …0001011011001 |
3 | 2210021022210101 |
4 | 2120212023121 |
5 | 40220033030 |
6 | 3545215401 |
7 | 664004452 |
oct | 230461331 |
9 | 83238711 |
10 | 40002265 |
11 | 20642326 |
12 | 11491561 |
13 | 83978a4 |
14 | 5454129 |
15 | 37a27ca |
hex | 26262d9 |
40002265 has 16 divisors (see below), whose sum is σ = 49787136. Its totient is φ = 30832000.
The previous prime is 40002257. The next prime is 40002269. The reversal of 40002265 is 56220004.
It is not a de Polignac number, because 40002265 - 23 = 40002257 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40002269) 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, 15840 + ... + 18190.
It is an arithmetic number, because the mean of its divisors is an integer number (3111696).
Almost surely, 240002265 is an apocalyptic number.
It is an amenable number.
40002265 is a deficient number, since it is larger than the sum of its proper divisors (9784871).
40002265 is a wasteful number, since it uses less digits than its factorization.
40002265 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2480.
The product of its (nonzero) digits is 480, while the sum is 19.
The square root of 40002265 is about 6324.7343817745. The cubic root of 40002265 is about 342.0016443727.
Adding to 40002265 its reverse (56220004), we get a palindrome (96222269).
The spelling of 40002265 in words is "forty million, two thousand, two hundred sixty-five".
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