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115400341 = 722355109
BaseRepresentation
bin1101110000011…
…01111010010101
322001010221111201
412320031322111
5214020302331
615241232501
72600613100
oct670157225
9261127451
10115400341
115a15aa91
1232792731
131aba6434
141147d737
15a1e7a61
hex6e0de95

115400341 has 6 divisors (see below), whose sum is σ = 134241270. Its totient is φ = 98914536.

The previous prime is 115400317. The next prime is 115400353. The reversal of 115400341 is 143004511.

It can be written as a sum of positive squares in only one way, i.e., 110691441 + 4708900 = 10521^2 + 2170^2 .

It is not a de Polignac number, because 115400341 - 29 = 115399829 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 (115400381) 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, 1177506 + ... + 1177603.

It is an arithmetic number, because the mean of its divisors is an integer number (22373545).

Almost surely, 2115400341 is an apocalyptic number.

It is an amenable number.

115400341 is a deficient number, since it is larger than the sum of its proper divisors (18840929).

115400341 is an equidigital number, since it uses as much as digits as its factorization.

115400341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2355123 (or 2355116 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 115400341 is about 10742.4550732130. The cubic root of 115400341 is about 486.8580598196.

Adding to 115400341 its reverse (143004511), we get a palindrome (258404852).

The spelling of 115400341 in words is "one hundred fifteen million, four hundred thousand, three hundred forty-one".

Divisors: 1 7 49 2355109 16485763 115400341