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39306132 = 22321091837
BaseRepresentation
bin1001010111110…
…0001110010100
32201221221212200
42111330032110
540030244012
63522244500
7655045065
oct225741624
981857780
1039306132
1120207308
12111b6730
1381b2a88
14531256c
1536b63dc
hex257c394

39306132 has 18 divisors (see below), whose sum is σ = 99357258. Its totient is φ = 13102032.

The previous prime is 39306121. The next prime is 39306133. The reversal of 39306132 is 23160393.

39306132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 33942276 + 5363856 = 5826^2 + 2316^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a junction number, because it is equal to n+sod(n) for n = 39306096 and 39306105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39306133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 545883 + ... + 545954.

Almost surely, 239306132 is an apocalyptic number.

It is an amenable number.

39306132 is an abundant number, since it is smaller than the sum of its proper divisors (60051126).

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

39306132 is a wasteful number, since it uses less digits than its factorization.

39306132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1091847 (or 1091842 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 27.

The square root of 39306132 is about 6269.4602638505. The cubic root of 39306132 is about 340.0061475244.

The spelling of 39306132 in words is "thirty-nine million, three hundred six thousand, one hundred thirty-two".

Divisors: 1 2 3 4 6 9 12 18 36 1091837 2183674 3275511 4367348 6551022 9826533 13102044 19653066 39306132