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39385116 = 2234121559
BaseRepresentation
bin1001011000111…
…1100000011100
32202002222020000
42112033200130
540040310431
63524054300
7655524261
oct226174034
982088200
1039385116
1120260691
1211234390
13820ca04
145333268
1536ce9e6
hex258f81c

39385116 has 30 divisors (see below), whose sum is σ = 102961320. Its totient is φ = 13128264.

The previous prime is 39385111. The next prime is 39385121. The reversal of 39385116 is 61158393.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (39385111) and next prime (39385121).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39385111) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 60456 + ... + 61103.

It is an arithmetic number, because the mean of its divisors is an integer number (3432044).

Almost surely, 239385116 is an apocalyptic number.

39385116 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

39385116 is an abundant number, since it is smaller than the sum of its proper divisors (63576204).

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

39385116 is a wasteful number, since it uses less digits than its factorization.

39385116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121575 (or 121564 counting only the distinct ones).

The product of its digits is 19440, while the sum is 36.

The square root of 39385116 is about 6275.7562094141. The cubic root of 39385116 is about 340.2337377774.

The spelling of 39385116 in words is "thirty-nine million, three hundred eighty-five thousand, one hundred sixteen".

Divisors: 1 2 3 4 6 9 12 18 27 36 54 81 108 162 324 121559 243118 364677 486236 729354 1094031 1458708 2188062 3282093 4376124 6564186 9846279 13128372 19692558 39385116