Search a number
-
+
104353220 = 2255217661
BaseRepresentation
bin1100011100001…
…00110111000100
321021100200201002
412032010313010
5203203300340
614204352432
72404662536
oct616046704
9237320632
10104353220
11539a5134
122ab45718
131880908a
14dc05856
159264715
hex6384dc4

104353220 has 12 divisors (see below), whose sum is σ = 219141804. Its totient is φ = 41741280.

The previous prime is 104353213. The next prime is 104353229. The reversal of 104353220 is 22353401.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 18679684 + 85673536 = 4322^2 + 9256^2 .

It is a Harshad number since it is a multiple of its sum of digits (20), and also a Moran number because the ratio is a prime number: 5217661 = 104353220 / (1 + 0 + 4 + 3 + 5 + 3 + 2 + 2 + 0).

It is a junction number, because it is equal to n+sod(n) for n = 104353192 and 104353201.

It is not an unprimeable number, because it can be changed into a prime (104353229) 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, 2608811 + ... + 2608850.

It is an arithmetic number, because the mean of its divisors is an integer number (18261817).

Almost surely, 2104353220 is an apocalyptic number.

104353220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104353220 is an abundant number, since it is smaller than the sum of its proper divisors (114788584).

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

104353220 is a wasteful number, since it uses less digits than its factorization.

104353220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5217670 (or 5217668 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 104353220 is about 10215.3423829062. The cubic root of 104353220 is about 470.7987323795.

The spelling of 104353220 in words is "one hundred four million, three hundred fifty-three thousand, two hundred twenty".

Divisors: 1 2 4 5 10 20 5217661 10435322 20870644 26088305 52176610 104353220