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115044423 = 31317732377
BaseRepresentation
bin1101101101101…
…11000001000111
322000110212021120
412312313001013
5213422410143
615225445023
72564601324
oct666670107
9260425246
10115044423
1159a3763a
1232640773
131aab0430
14113c9b4b
15a177383
hex6db7047

115044423 has 32 divisors (see below), whose sum is σ = 177379776. Its totient is φ = 65691648.

The previous prime is 115044409. The next prime is 115044431. The reversal of 115044423 is 324440511.

It is not a de Polignac number, because 115044423 - 24 = 115044407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115044393 and 115044402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115044443) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 47211 + ... + 49587.

It is an arithmetic number, because the mean of its divisors is an integer number (5543118).

Almost surely, 2115044423 is an apocalyptic number.

115044423 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

115044423 is a deficient number, since it is larger than the sum of its proper divisors (62335353).

115044423 is a wasteful number, since it uses less digits than its factorization.

115044423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2483.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 115044423 is about 10725.8763278345. The cubic root of 115044423 is about 486.3570214448.

Adding to 115044423 its reverse (324440511), we get a palindrome (439484934).

The spelling of 115044423 in words is "one hundred fifteen million, forty-four thousand, four hundred twenty-three".

Divisors: 1 3 13 17 39 51 73 219 221 663 949 1241 2377 2847 3723 7131 16133 30901 40409 48399 92703 121227 173521 520563 525317 1575951 2255773 2949857 6767319 8849571 38348141 115044423