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136136026 = 21319275579
BaseRepresentation
bin10000001110101…
…00010101011010
3100111011102112001
420013110111122
5234322323101
621301511214
73242065015
oct1007242532
9314142461
10136136026
116a933014
123971250a
1322286680
141411a37c
15be41901
hex81d455a

136136026 has 16 divisors (see below), whose sum is σ = 231487200. Its totient is φ = 59524848.

The previous prime is 136136009. The next prime is 136136029. The reversal of 136136026 is 620631631.

It is a junction number, because it is equal to n+sod(n) for n = 136135985 and 136136003.

It is not an unprimeable number, because it can be changed into a prime (136136029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137296 + ... + 138283.

It is an arithmetic number, because the mean of its divisors is an integer number (14467950).

Almost surely, 2136136026 is an apocalyptic number.

136136026 is a deficient number, since it is larger than the sum of its proper divisors (95351174).

136136026 is a wasteful number, since it uses less digits than its factorization.

136136026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275613.

The product of its (nonzero) digits is 3888, while the sum is 28.

The square root of 136136026 is about 11667.7343987597. The cubic root of 136136026 is about 514.4277125459.

Adding to 136136026 its reverse (620631631), we get a palindrome (756767657).

The spelling of 136136026 in words is "one hundred thirty-six million, one hundred thirty-six thousand, twenty-six".

Divisors: 1 2 13 19 26 38 247 494 275579 551158 3582527 5236001 7165054 10472002 68068013 136136026