Search a number
-
+
54106250 = 25511787
BaseRepresentation
bin1100111001100…
…1100010001010
310202210212211012
43032121202022
5102322400000
65211403522
71224616112
oct316314212
9122725735
1054106250
11285a5910
12161535a2
13b295443
147286042
154b3b735
hex339988a

54106250 has 48 divisors (see below), whose sum is σ = 110805408. Its totient is φ = 19650000.

The previous prime is 54106229. The next prime is 54106277. The reversal of 54106250 is 5260145.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 68357 + ... + 69143.

It is an arithmetic number, because the mean of its divisors is an integer number (2308446).

Almost surely, 254106250 is an apocalyptic number.

54106250 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

54106250 is an abundant number, since it is smaller than the sum of its proper divisors (56699158).

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

54106250 is an equidigital number, since it uses as much as digits as its factorization.

54106250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 825 (or 805 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 54106250 is about 7355.6950725271. The cubic root of 54106250 is about 378.2240536890.

Adding to 54106250 its reverse (5260145), we get a palindrome (59366395).

The spelling of 54106250 in words is "fifty-four million, one hundred six thousand, two hundred fifty".

Divisors: 1 2 5 10 11 22 25 50 55 110 125 250 275 550 625 787 1250 1375 1574 2750 3125 3935 6250 6875 7870 8657 13750 17314 19675 34375 39350 43285 68750 86570 98375 196750 216425 432850 491875 983750 1082125 2164250 2459375 4918750 5410625 10821250 27053125 54106250