Search a number
-
+
415106208 = 25351123211
BaseRepresentation
bin11000101111100…
…000010010100000
31001221002120200000
4120233200102200
51322231344313
6105105100000
713200226116
oct3057402240
91057076600
10415106208
111a3353490
12b7027600
136800039a
143d1b7ab6
1526699673
hex18be04a0

415106208 has 288 divisors, whose sum is σ = 1400136192. Its totient is φ = 119750400.

The previous prime is 415106201. The next prime is 415106267. The reversal of 415106208 is 802601514.

It is a tau number, because it is divible by the number of its divisors (288).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (415106201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1967223 + ... + 1967433.

It is an arithmetic number, because the mean of its divisors is an integer number (4861584).

Almost surely, 2415106208 is an apocalyptic number.

415106208 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 415106208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (700068096).

415106208 is an abundant number, since it is smaller than the sum of its proper divisors (985029984).

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

415106208 is a wasteful number, since it uses less digits than its factorization.

415106208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270 (or 250 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 27.

The square root of 415106208 is about 20374.1553935372. The cubic root of 415106208 is about 745.9672184298.

The spelling of 415106208 in words is "four hundred fifteen million, one hundred six thousand, two hundred eight".