Base | Representation |
---|---|
bin | 1001100010111… |
… | …0000010101111 |
3 | 2210022221222111 |
4 | 2120232002233 |
5 | 40222100404 |
6 | 3550024451 |
7 | 664200412 |
oct | 230560257 |
9 | 83287874 |
10 | 40034479 |
11 | 20664551 |
12 | 114a8127 |
13 | 83a9454 |
14 | 5461b79 |
15 | 37ac104 |
hex | 262e0af |
40034479 has 4 divisors (see below), whose sum is σ = 40299760. Its totient is φ = 39769200.
The previous prime is 40034461. The next prime is 40034503. The reversal of 40034479 is 97443004.
40034479 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 40034479 - 25 = 40034447 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 40034479.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (40034179) 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 3 ways as a sum of consecutive naturals, for example, 132414 + ... + 132715.
It is an arithmetic number, because the mean of its divisors is an integer number (10074940).
Almost surely, 240034479 is an apocalyptic number.
40034479 is a deficient number, since it is larger than the sum of its proper divisors (265281).
40034479 is a wasteful number, since it uses less digits than its factorization.
40034479 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 265280.
The product of its (nonzero) digits is 12096, while the sum is 31.
The square root of 40034479 is about 6327.2805374821. The cubic root of 40034479 is about 342.0934248830.
The spelling of 40034479 in words is "forty million, thirty-four thousand, four hundred seventy-nine".
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