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136216032 = 2531418917
BaseRepresentation
bin10000001111001…
…11110111100000
3100111022111021020
420013213313200
5234332403112
621303325440
73242550201
oct1007476740
9314274236
10136216032
116a988137
1239750880
13222b3c04
141413b5a8
15be5a48c
hex81e7de0

136216032 has 24 divisors (see below), whose sum is σ = 357567336. Its totient is φ = 45405312.

The previous prime is 136215983. The next prime is 136216037. The reversal of 136216032 is 230612631.

It is a happy number.

136216032 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (24).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 136215993 and 136216011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (136216037) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 709363 + ... + 709554.

It is an arithmetic number, because the mean of its divisors is an integer number (14898639).

Almost surely, 2136216032 is an apocalyptic number.

136216032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

136216032 is an abundant number, since it is smaller than the sum of its proper divisors (221351304).

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

136216032 is a wasteful number, since it uses less digits than its factorization.

136216032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1418930 (or 1418922 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 136216032 is about 11671.1624099744. The cubic root of 136216032 is about 514.5284677606.

Adding to 136216032 its reverse (230612631), we get a palindrome (366828663).

The spelling of 136216032 in words is "one hundred thirty-six million, two hundred sixteen thousand, thirty-two".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 96 1418917 2837834 4256751 5675668 8513502 11351336 17027004 22702672 34054008 45405344 68108016 136216032