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255032113 = 72172111451
BaseRepresentation
bin11110011001101…
…11101100110001
3122202212222021211
433030313230301
51010242011423
641150120121
76214510600
oct1714675461
9582788254
10255032113
11120a60446
12714b0041
1340ab4c9b
1425c29a37
15175ca10d
hexf337b31

255032113 has 24 divisors (see below), whose sum is σ = 315827424. Its totient is φ = 204624000.

The previous prime is 255032101. The next prime is 255032123. The reversal of 255032113 is 311230552.

It is not a de Polignac number, because 255032113 - 221 = 252934961 is a prime.

It is a super-2 number, since 2×2550321132 = 130082757322489538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (255032123) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 175038 + ... + 176488.

It is an arithmetic number, because the mean of its divisors is an integer number (13159476).

Almost surely, 2255032113 is an apocalyptic number.

It is an amenable number.

255032113 is a deficient number, since it is larger than the sum of its proper divisors (60795311).

255032113 is a wasteful number, since it uses less digits than its factorization.

255032113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1693 (or 1686 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 255032113 is about 15969.7248880499. The cubic root of 255032113 is about 634.1591888973.

Adding to 255032113 its reverse (311230552), we get a palindrome (566262665).

The spelling of 255032113 in words is "two hundred fifty-five million, thirty-two thousand, one hundred thirteen".

Divisors: 1 7 17 49 119 211 833 1451 1477 3587 10157 10339 24667 25109 71099 172669 175763 306161 1208683 2143127 5204737 15001889 36433159 255032113