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115225353 = 3212802817
BaseRepresentation
bin1101101111000…
…11001100001001
322000211001110200
412313203030021
5213444202403
615233402413
72566253655
oct667431411
9260731420
10115225353
115a050571
1232709409
131ab448a9
1411435a65
15a1b0ca3
hex6de3309

115225353 has 6 divisors (see below), whose sum is σ = 166436634. Its totient is φ = 76816896.

The previous prime is 115225349. The next prime is 115225387. The reversal of 115225353 is 353522511.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 101364624 + 13860729 = 10068^2 + 3723^2 .

It is not a de Polignac number, because 115225353 - 22 = 115225349 is a prime.

It is not an unprimeable number, because it can be changed into a prime (115225333) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6401400 + ... + 6401417.

It is an arithmetic number, because the mean of its divisors is an integer number (27739439).

Almost surely, 2115225353 is an apocalyptic number.

It is an amenable number.

115225353 is a deficient number, since it is larger than the sum of its proper divisors (51211281).

115225353 is a wasteful number, since it uses less digits than its factorization.

115225353 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12802823 (or 12802820 counting only the distinct ones).

The product of its digits is 4500, while the sum is 27.

The square root of 115225353 is about 10734.3072901795. The cubic root of 115225353 is about 486.6118519506.

Adding to 115225353 its reverse (353522511), we get a palindrome (468747864).

The spelling of 115225353 in words is "one hundred fifteen million, two hundred twenty-five thousand, three hundred fifty-three".

Divisors: 1 3 9 12802817 38408451 115225353