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136019322 = 2327556629
BaseRepresentation
bin10000001101101…
…11110101111010
3100110221111102200
420012313311322
5234310104242
621255211030
73241100535
oct1006676572
9313844380
10136019322
116a86336a
1239676a76
132224550a
14140c9a1c
15be1c04c
hex81b7d7a

136019322 has 12 divisors (see below), whose sum is σ = 294708570. Its totient is φ = 45339768.

The previous prime is 136019297. The next prime is 136019327. The reversal of 136019322 is 223910631.

It can be written as a sum of positive squares in only one way, i.e., 135978921 + 40401 = 11661^2 + 201^2 .

It is not an unprimeable number, because it can be changed into a prime (136019327) 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, 3778297 + ... + 3778332.

Almost surely, 2136019322 is an apocalyptic number.

136019322 is an abundant number, since it is smaller than the sum of its proper divisors (158689248).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

136019322 is a wasteful number, since it uses less digits than its factorization.

136019322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7556637 (or 7556634 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The square root of 136019322 is about 11662.7321841839. The cubic root of 136019322 is about 514.2806710484.

Adding to 136019322 its reverse (223910631), we get a palindrome (359929953).

The spelling of 136019322 in words is "one hundred thirty-six million, nineteen thousand, three hundred twenty-two".

Divisors: 1 2 3 6 9 18 7556629 15113258 22669887 45339774 68009661 136019322