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136753443 = 3237410671
BaseRepresentation
bin10000010011010…
…11000100100011
3100112022210110100
420021223010203
5240002102233
621323033443
73250246041
oct1011530443
9315283410
10136753443
1170214982
123996b883
13224416c8
141423b391
15c014813
hex826b123

136753443 has 12 divisors (see below), whose sum is σ = 202871968. Its totient is φ = 88704720.

The previous prime is 136753411. The next prime is 136753451. The reversal of 136753443 is 344357631.

It is not a de Polignac number, because 136753443 - 25 = 136753411 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 136753398 and 136753407.

It is not an unprimeable number, because it can be changed into a prime (136753403) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 205003 + ... + 205668.

Almost surely, 2136753443 is an apocalyptic number.

136753443 is a deficient number, since it is larger than the sum of its proper divisors (66118525).

136753443 is a wasteful number, since it uses less digits than its factorization.

136753443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 410714 (or 410711 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 136753443 is about 11694.1627746496. The cubic root of 136753443 is about 515.2042335721.

The spelling of 136753443 in words is "one hundred thirty-six million, seven hundred fifty-three thousand, four hundred forty-three".

Divisors: 1 3 9 37 111 333 410671 1232013 3696039 15194827 45584481 136753443