Search a number
-
+
4078254 = 23679709
BaseRepresentation
bin1111100011101010101110
321200012022110
433203222232
52021001004
6223224450
746443645
oct17435256
97605273
104078254
112336064
121448126
13aca38b
1478235c
15558589
hex3e3aae

4078254 has 8 divisors (see below), whose sum is σ = 8156520. Its totient is φ = 1359416.

The previous prime is 4078253. The next prime is 4078259. The reversal of 4078254 is 4528704.

It is a sphenic number, since it is the product of 3 distinct primes.

4078254 is an admirable number.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4078253) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 339849 + ... + 339860.

It is an arithmetic number, because the mean of its divisors is an integer number (1019565).

Almost surely, 24078254 is an apocalyptic number.

4078254 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4078254 is a wasteful number, since it uses less digits than its factorization.

4078254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 679714.

The product of its (nonzero) digits is 8960, while the sum is 30.

The square root of 4078254 is about 2019.4687420210. The cubic root of 4078254 is about 159.7685977843.

The spelling of 4078254 in words is "four million, seventy-eight thousand, two hundred fifty-four".

Divisors: 1 2 3 6 679709 1359418 2039127 4078254