Base | Representation |
---|---|
bin | 1001110001001… |
… | …1011111110001 |
3 | 2212002201012110 |
4 | 2130103133301 |
5 | 40442134241 |
6 | 4022115533 |
7 | 1005163443 |
oct | 234233761 |
9 | 85081173 |
10 | 40974321 |
11 | 21146683 |
12 | 1187bba9 |
13 | 864817b |
14 | 5628493 |
15 | 38e5816 |
hex | 27137f1 |
40974321 has 8 divisors (see below), whose sum is σ = 54724864. Its totient is φ = 27270000.
The previous prime is 40974289. The next prime is 40974347. The reversal of 40974321 is 12347904.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40974321 - 25 = 40974289 is a prime.
It is a super-2 number, since 2×409743212 = 3357789962822082, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40974421) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9430 + ... + 13071.
It is an arithmetic number, because the mean of its divisors is an integer number (6840608).
Almost surely, 240974321 is an apocalyptic number.
It is an amenable number.
40974321 is a deficient number, since it is larger than the sum of its proper divisors (13750543).
40974321 is a wasteful number, since it uses less digits than its factorization.
40974321 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 23111.
The product of its (nonzero) digits is 6048, while the sum is 30.
The square root of 40974321 is about 6401.1187303471. The cubic root of 40974321 is about 344.7497197594.
The spelling of 40974321 in words is "forty million, nine hundred seventy-four thousand, three hundred twenty-one".
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