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39059930 = 2571342923
BaseRepresentation
bin1001010100000…
…0000111011010
32201111110011002
42111000013122
534444404210
63513105002
7653001230
oct225000732
981443132
1039059930
1120059338
12110b8162
1381279b0
14528a950
1536684a5
hex25401da

39059930 has 32 divisors (see below), whose sum is σ = 86534784. Its totient is φ = 12361536.

The previous prime is 39059929. The next prime is 39059939. The reversal of 39059930 is 3995093.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (39059939) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20552 + ... + 22371.

It is an arithmetic number, because the mean of its divisors is an integer number (2704212).

Almost surely, 239059930 is an apocalyptic number.

39059930 is an abundant number, since it is smaller than the sum of its proper divisors (47474854).

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

39059930 is a wasteful number, since it uses less digits than its factorization.

39059930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42950.

The product of its (nonzero) digits is 32805, while the sum is 38.

The square root of 39059930 is about 6249.7943966182. The cubic root of 39059930 is about 339.2947607877.

The spelling of 39059930 in words is "thirty-nine million, fifty-nine thousand, nine hundred thirty".

Divisors: 1 2 5 7 10 13 14 26 35 65 70 91 130 182 455 910 42923 85846 214615 300461 429230 557999 600922 1115998 1502305 2789995 3004610 3905993 5579990 7811986 19529965 39059930