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255124214 = 2139917713
BaseRepresentation
bin11110011010011…
…10001011110110
3122210001122121222
433031032023312
51010302433324
641152110342
76215343242
oct1715161366
9583048558
10255124214
11121013664
12715353b2
1340b17b97
1425c51422
15175e755e
hexf34e2f6

255124214 has 8 divisors (see below), whose sum is σ = 385439880. Its totient is φ = 126644256.

The previous prime is 255124193. The next prime is 255124241. The reversal of 255124214 is 412421552.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 458579 + ... + 459134.

It is an arithmetic number, because the mean of its divisors is an integer number (48179985).

Almost surely, 2255124214 is an apocalyptic number.

255124214 is a deficient number, since it is larger than the sum of its proper divisors (130315666).

255124214 is a wasteful number, since it uses less digits than its factorization.

255124214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 917854.

The product of its digits is 3200, while the sum is 26.

The square root of 255124214 is about 15972.6082403595. The cubic root of 255124214 is about 634.2355187174.

Adding to 255124214 its reverse (412421552), we get a palindrome (667545766).

The spelling of 255124214 in words is "two hundred fifty-five million, one hundred twenty-four thousand, two hundred fourteen".

Divisors: 1 2 139 278 917713 1835426 127562107 255124214