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39230136 = 23331121979
BaseRepresentation
bin1001010110100…
…1101010111000
32201211002122000
42111221222320
540020331021
63520501000
7654310401
oct225515270
981732560
1039230136
1120165200
121117a760
1381872ca
1452d29a8
15369db26
hex2569ab8

39230136 has 192 divisors, whose sum is σ = 127680000. Its totient is φ = 11119680.

The previous prime is 39230131. The next prime is 39230141. The reversal of 39230136 is 63103293.

39230136 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (39230131) and next prime (39230141).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39230131) 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 47 ways as a sum of consecutive naturals, for example, 496545 + ... + 496623.

It is an arithmetic number, because the mean of its divisors is an integer number (665000).

Almost surely, 239230136 is an apocalyptic number.

39230136 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 39230136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63840000).

39230136 is an abundant number, since it is smaller than the sum of its proper divisors (88449864).

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

39230136 is a wasteful number, since it uses less digits than its factorization.

39230136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135 (or 114 counting only the distinct ones).

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

The square root of 39230136 is about 6263.3965226545. The cubic root of 39230136 is about 339.7868791256.

The spelling of 39230136 in words is "thirty-nine million, two hundred thirty thousand, one hundred thirty-six".