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10025055 = 325222779
BaseRepresentation
bin100110001111…
…100001011111
3200212022210100
4212033201133
510031300210
6554512143
7151132365
oct46174137
920768710
1010025055
115727a77
123435653
1321000b1
14148d635
15d305c0
hex98f85f

10025055 has 12 divisors (see below), whose sum is σ = 17376840. Its totient is φ = 5346672.

The previous prime is 10025051. The next prime is 10025083. The reversal of 10025055 is 55052001.

It is not a de Polignac number, because 10025055 - 22 = 10025051 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10025051) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111345 + ... + 111434.

It is an arithmetic number, because the mean of its divisors is an integer number (1448070).

Almost surely, 210025055 is an apocalyptic number.

10025055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

10025055 is a deficient number, since it is larger than the sum of its proper divisors (7351785).

10025055 is a wasteful number, since it uses less digits than its factorization.

10025055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222790 (or 222787 counting only the distinct ones).

The product of its (nonzero) digits is 250, while the sum is 18.

The square root of 10025055 is about 3166.2367251992. The cubic root of 10025055 is about 215.6232501433.

Adding to 10025055 its reverse (55052001), we get a palindrome (65077056).

The spelling of 10025055 in words is "ten million, twenty-five thousand, fifty-five".

Divisors: 1 3 5 9 15 45 222779 668337 1113895 2005011 3341685 10025055