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102225253 = 1312916091
BaseRepresentation
bin1100001011111…
…01010101100101
321010100120200111
412011331111211
5202132202003
614051013021
72350620544
oct605752545
9233316614
10102225253
1152781389
122a29a171
1318242620
14d81015b
158e93e6d
hex617d565

102225253 has 8 divisors (see below), whose sum is σ = 110192096. Its totient is φ = 94273200.

The previous prime is 102225251. The next prime is 102225269. The reversal of 102225253 is 352522201.

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

It is a cyclic number.

It is not a de Polignac number, because 102225253 - 21 = 102225251 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102225251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13738 + ... + 19828.

It is an arithmetic number, because the mean of its divisors is an integer number (13774012).

Almost surely, 2102225253 is an apocalyptic number.

102225253 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

102225253 is a deficient number, since it is larger than the sum of its proper divisors (7966843).

102225253 is a wasteful number, since it uses less digits than its factorization.

102225253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7395.

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 102225253 is about 10110.6504736342. The cubic root of 102225253 is about 467.5765598542.

Adding to 102225253 its reverse (352522201), we get a palindrome (454747454).

The spelling of 102225253 in words is "one hundred two million, two hundred twenty-five thousand, two hundred fifty-three".

Divisors: 1 13 1291 6091 16783 79183 7863481 102225253