Base | Representation |
---|---|
bin | 1001100101100… |
… | …1101110000111 |
3 | 2210200001101120 |
4 | 2121121232013 |
5 | 40243312013 |
6 | 3553525023 |
7 | 665544120 |
oct | 231315607 |
9 | 83601346 |
10 | 40213383 |
11 | 20776a01 |
12 | 11573773 |
13 | 843ca02 |
14 | 54ab047 |
15 | 37e5123 |
hex | 2659b87 |
40213383 has 8 divisors (see below), whose sum is σ = 61277568. Its totient is φ = 22979064.
The previous prime is 40213373. The next prime is 40213399. The reversal of 40213383 is 38331204.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 40213383 - 25 = 40213351 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40213373) 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, 957441 + ... + 957482.
It is an arithmetic number, because the mean of its divisors is an integer number (7659696).
Almost surely, 240213383 is an apocalyptic number.
40213383 is a deficient number, since it is larger than the sum of its proper divisors (21064185).
40213383 is a wasteful number, since it uses less digits than its factorization.
40213383 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1914933.
The product of its (nonzero) digits is 1728, while the sum is 24.
The square root of 40213383 is about 6341.4022897148. The cubic root of 40213383 is about 342.6022441475.
Adding to 40213383 its reverse (38331204), we get a palindrome (78544587).
The spelling of 40213383 in words is "forty million, two hundred thirteen thousand, three hundred eighty-three".
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