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2225155230 = 232524723947
BaseRepresentation
bin1000010010100001…
…0010110010011110
312202002000121010200
42010220102302132
514024114431410
61004444444330
7106066336014
oct20450226236
95662017120
102225155230
11a42051071
125212496a6
13295ccb3cc
141717488b4
15d053a3c0
hex84a12c9e

2225155230 has 24 divisors (see below), whose sum is σ = 5785403832. Its totient is φ = 593374704.

The previous prime is 2225155223. The next prime is 2225155241. The reversal of 2225155230 is 325515222.

It is a junction number, because it is equal to n+sod(n) for n = 2225155194 and 2225155203.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12361884 + ... + 12362063.

It is an arithmetic number, because the mean of its divisors is an integer number (241058493).

Almost surely, 22225155230 is an apocalyptic number.

2225155230 is an abundant number, since it is smaller than the sum of its proper divisors (3560248602).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2225155230 is a wasteful number, since it uses less digits than its factorization.

2225155230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24723960 (or 24723957 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 2225155230 is about 47171.5510662942. The cubic root of 2225155230 is about 1305.5297448533.

The spelling of 2225155230 in words is "two billion, two hundred twenty-five million, one hundred fifty-five thousand, two hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 24723947 49447894 74171841 123619735 148343682 222515523 247239470 370859205 445031046 741718410 1112577615 2225155230