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115223260 = 2255761163
BaseRepresentation
bin1101101111000…
…10101011011100
322000210221121011
412313202223130
5213444121020
615233345004
72566244605
oct667425334
9260727534
10115223260
115a049a39
1232708164
131ab43959
1411434dac
15a1b035a
hex6de2adc

115223260 has 12 divisors (see below), whose sum is σ = 241968888. Its totient is φ = 46089296.

The previous prime is 115223257. The next prime is 115223267. The reversal of 115223260 is 62322511.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115223267) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2880562 + ... + 2880601.

It is an arithmetic number, because the mean of its divisors is an integer number (20164074).

Almost surely, 2115223260 is an apocalyptic number.

115223260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

115223260 is an abundant number, since it is smaller than the sum of its proper divisors (126745628).

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

115223260 is a wasteful number, since it uses less digits than its factorization.

115223260 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5761172 (or 5761170 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 115223260 is about 10734.2097985832. The cubic root of 115223260 is about 486.6089055945.

Adding to 115223260 its reverse (62322511), we get a palindrome (177545771).

The spelling of 115223260 in words is "one hundred fifteen million, two hundred twenty-three thousand, two hundred sixty".

Divisors: 1 2 4 5 10 20 5761163 11522326 23044652 28805815 57611630 115223260