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104254420 = 22529179749
BaseRepresentation
bin1100011011011…
…00101111010100
321021011200011211
412031230233110
5203142120140
614202311204
72404101514
oct615545724
9237150154
10104254420
1153937986
122aab8504
13187a310a
14dbbb844
1592452ea
hex636cbd4

104254420 has 24 divisors (see below), whose sum is σ = 226485000. Its totient is φ = 40263552.

The previous prime is 104254417. The next prime is 104254441. The reversal of 104254420 is 24452401.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4813636 + 99440784 = 2194^2 + 9972^2 .

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 104254391 and 104254400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 89295 + ... + 90454.

It is an arithmetic number, because the mean of its divisors is an integer number (9436875).

Almost surely, 2104254420 is an apocalyptic number.

104254420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

104254420 is an abundant number, since it is smaller than the sum of its proper divisors (122230580).

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

104254420 is a wasteful number, since it uses less digits than its factorization.

104254420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179787 (or 179785 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 104254420 is about 10210.5053743681. The cubic root of 104254420 is about 470.6501038327.

The spelling of 104254420 in words is "one hundred four million, two hundred fifty-four thousand, four hundred twenty".

Divisors: 1 2 4 5 10 20 29 58 116 145 290 580 179749 359498 718996 898745 1797490 3594980 5212721 10425442 20850884 26063605 52127210 104254420