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136211112 = 2333630607
BaseRepresentation
bin10000001111001…
…10101010101000
3100111022020112000
420013212222220
5234332223422
621303251000
73242526642
oct1007465250
9314266460
10136211112
116a984474
1239749a60
13222b18bb
1414139892
15be58cac
hex81e6aa8

136211112 has 32 divisors (see below), whose sum is σ = 378364800. Its totient is φ = 45403632.

The previous prime is 136211111. The next prime is 136211147. The reversal of 136211112 is 211112631.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nude number because it is divisible by every one of its digits and also a Zuckerman number because it is divisible by the product of its digits.

It is not an unprimeable number, because it can be changed into a prime (136211111) 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, 315088 + ... + 315519.

It is an arithmetic number, because the mean of its divisors is an integer number (11823900).

Almost surely, 2136211112 is an apocalyptic number.

136211112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136211112 is an abundant number, since it is smaller than the sum of its proper divisors (242153688).

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

136211112 is a wasteful number, since it uses less digits than its factorization.

136211112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 630622 (or 630612 counting only the distinct ones).

The product of its digits is 72, while the sum is 18.

The square root of 136211112 is about 11670.9516321507. The cubic root of 136211112 is about 514.5222729183.

Adding to 136211112 its reverse (211112631), we get a palindrome (347323743).

The spelling of 136211112 in words is "one hundred thirty-six million, two hundred eleven thousand, one hundred twelve".

Divisors: 1 2 3 4 6 8 9 12 18 24 27 36 54 72 108 216 630607 1261214 1891821 2522428 3783642 5044856 5675463 7567284 11350926 15134568 17026389 22701852 34052778 45403704 68105556 136211112