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115448207 = 7171277639
BaseRepresentation
bin1101110000110…
…01100110001111
322001020101011112
412320121212033
5214023320312
615242242235
72601202460
oct670314617
9261211145
10115448207
115a192a46
12327b637b
131abc2164
1411492d67
15a206d22
hex6e1998f

115448207 has 16 divisors (see below), whose sum is σ = 140820480. Its totient is φ = 92389248.

The previous prime is 115448197. The next prime is 115448209. The reversal of 115448207 is 702844511.

It is a happy number.

It is not a de Polignac number, because 115448207 - 26 = 115448143 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 (115448209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11294 + ... + 18932.

It is an arithmetic number, because the mean of its divisors is an integer number (8801280).

Almost surely, 2115448207 is an apocalyptic number.

115448207 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

115448207 is a deficient number, since it is larger than the sum of its proper divisors (25372273).

115448207 is a wasteful number, since it uses less digits than its factorization.

115448207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7790.

The product of its (nonzero) digits is 8960, while the sum is 32.

The square root of 115448207 is about 10744.6827314723. The cubic root of 115448207 is about 486.9253638570.

The spelling of 115448207 in words is "one hundred fifteen million, four hundred forty-eight thousand, two hundred seven".

Divisors: 1 7 17 119 127 889 2159 7639 15113 53473 129863 909041 970153 6791071 16492601 115448207