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252938110 = 25173293499
BaseRepresentation
bin11110001001110…
…00011101111110
3122121221120212011
433010320131332
51004223004420
641033201434
76160636615
oct1704703576
9577846764
10252938110
1111a860167
127086027a
1340530b29
142584287c
151731495a
hexf13877e

252938110 has 32 divisors (see below), whose sum is σ = 460404000. Its totient is φ = 100046208.

The previous prime is 252938093. The next prime is 252938111. The reversal of 252938110 is 11839252.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (252938111) 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 15 ways as a sum of consecutive naturals, for example, 506641 + ... + 507139.

It is an arithmetic number, because the mean of its divisors is an integer number (14387625).

Almost surely, 2252938110 is an apocalyptic number.

252938110 is a deficient number, since it is larger than the sum of its proper divisors (207465890).

252938110 is a wasteful number, since it uses less digits than its factorization.

252938110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 972.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 252938110 is about 15904.0281061120. The cubic root of 252938110 is about 632.4187775532.

The spelling of 252938110 in words is "two hundred fifty-two million, nine hundred thirty-eight thousand, one hundred ten".

Divisors: 1 2 5 10 173 293 346 499 586 865 998 1465 1730 2495 2930 4990 50689 86327 101378 146207 172654 253445 292414 431635 506890 731035 863270 1462070 25293811 50587622 126469055 252938110