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276140125 = 534153881
BaseRepresentation
bin10000011101011…
…001000001011101
3201020121101001001
4100131121001131
51031142441000
643222350301
76562103152
oct2035310135
9636541031
10276140125
11131968188
127858b391
1345295831
1428962229
151939946a
hex1075905d

276140125 has 16 divisors (see below), whose sum is σ = 353034864. Its totient is φ = 215520000.

The previous prime is 276140089. The next prime is 276140149. The reversal of 276140125 is 521041672.

It can be written as a sum of positive squares in 8 ways, for example, as 161264601 + 114875524 = 12699^2 + 10718^2 .

It is not a de Polignac number, because 276140125 - 217 = 276009053 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 276140093 and 276140102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21816 + ... + 32065.

It is an arithmetic number, because the mean of its divisors is an integer number (22064679).

Almost surely, 2276140125 is an apocalyptic number.

276140125 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

276140125 is a deficient number, since it is larger than the sum of its proper divisors (76894739).

276140125 is an equidigital number, since it uses as much as digits as its factorization.

276140125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53937 (or 53927 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 276140125 is about 16617.4644576121. The cubic root of 276140125 is about 651.1931733013.

Adding to 276140125 its reverse (521041672), we get a palindrome (797181797).

The spelling of 276140125 in words is "two hundred seventy-six million, one hundred forty thousand, one hundred twenty-five".

Divisors: 1 5 25 41 125 205 1025 5125 53881 269405 1347025 2209121 6735125 11045605 55228025 276140125