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136543030 = 25131050331
BaseRepresentation
bin10000010001101…
…11101100110110
3100111221002211021
420020313230312
5234423334110
621314331354
73245411431
oct1010675466
9314832737
10136543030
1170090888
1239889b5a
13223999c0
14141c4818
15bec22da
hex8237b36

136543030 has 16 divisors (see below), whose sum is σ = 264683664. Its totient is φ = 50415840.

The previous prime is 136543027. The next prime is 136543039. The reversal of 136543030 is 30345631.

136543030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 136542986 and 136543004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136543039) 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, 525036 + ... + 525295.

It is an arithmetic number, because the mean of its divisors is an integer number (16542729).

Almost surely, 2136543030 is an apocalyptic number.

136543030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

136543030 is a deficient number, since it is larger than the sum of its proper divisors (128140634).

136543030 is a wasteful number, since it uses less digits than its factorization.

136543030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050351.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 136543030 is about 11685.1628144412. The cubic root of 136543030 is about 514.9398616427.

Adding to 136543030 its reverse (30345631), we get a palindrome (166888661).

The spelling of 136543030 in words is "one hundred thirty-six million, five hundred forty-three thousand, thirty".

Divisors: 1 2 5 10 13 26 65 130 1050331 2100662 5251655 10503310 13654303 27308606 68271515 136543030