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254113420 = 225111155061
BaseRepresentation
bin11110010010101…
…11011010001100
3122201011022002011
433021113122030
51010023112140
641114311004
76203633311
oct1711273214
9581138064
10254113420
111204931a0
1271128464
1340852a92
1425a6ad08
1517497cea
hexf25768c

254113420 has 24 divisors (see below), whose sum is σ = 582151248. Its totient is φ = 92404800.

The previous prime is 254113397. The next prime is 254113421. The reversal of 254113420 is 24311452.

254113420 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 254113391 and 254113400.

It is not an unprimeable number, because it can be changed into a prime (254113421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 577311 + ... + 577750.

It is an arithmetic number, because the mean of its divisors is an integer number (24256302).

Almost surely, 2254113420 is an apocalyptic number.

254113420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

254113420 is an abundant number, since it is smaller than the sum of its proper divisors (328037828).

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

254113420 is a wasteful number, since it uses less digits than its factorization.

254113420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1155081 (or 1155079 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 254113420 is about 15940.9353552419. The cubic root of 254113420 is about 633.3968031190.

Adding to 254113420 its reverse (24311452), we get a palindrome (278424872).

The spelling of 254113420 in words is "two hundred fifty-four million, one hundred thirteen thousand, four hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 1155061 2310122 4620244 5775305 11550610 12705671 23101220 25411342 50822684 63528355 127056710 254113420