Base | Representation |
---|---|
bin | 100101010001101001… |
… | …001000100010010001 |
3 | 10211022101001101000201 |
4 | 211101221020202101 |
5 | 1123432224134100 |
6 | 30215330415201 |
7 | 2614562103160 |
oct | 452151104221 |
9 | 124271041021 |
10 | 40024443025 |
11 | 15a79833496 |
12 | 7910131501 |
13 | 3a0b1600a8 |
14 | 1d199313d7 |
15 | 1093c1436a |
hex | 951a48891 |
40024443025 has 48 divisors (see below), whose sum is σ = 59730105600. Its totient is φ = 26010927360.
The previous prime is 40024443013. The next prime is 40024443029. The reversal of 40024443025 is 52034442004.
It is not a de Polignac number, because 40024443025 - 217 = 40024311953 is a prime.
It is a super-2 number, since 2×400244430252 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 40024442984 and 40024443002.
It is not an unprimeable number, because it can be changed into a prime (40024443029) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 393111 + ... + 484339.
It is an arithmetic number, because the mean of its divisors is an integer number (1244377200).
Almost surely, 240024443025 is an apocalyptic number.
It is an amenable number.
40024443025 is a deficient number, since it is larger than the sum of its proper divisors (19705662575).
40024443025 is a wasteful number, since it uses less digits than its factorization.
40024443025 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 91378 (or 91373 counting only the distinct ones).
The product of its (nonzero) digits is 15360, while the sum is 28.
Adding to 40024443025 its reverse (52034442004), we get a palindrome (92058885029).
The spelling of 40024443025 in words is "forty billion, twenty-four million, four hundred forty-three thousand, twenty-five".
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