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39070089 = 3241113937
BaseRepresentation
bin1001010100001…
…0100110001001
32201111222002100
42111002212021
540000220324
63513224013
7653042652
oct225024611
981458070
1039070089
1120065a33
1211102009
13812c4c6
145290529
15366b4c9
hex2542989

39070089 has 24 divisors (see below), whose sum is σ = 58384872. Its totient is φ = 25159680.

The previous prime is 39070081. The next prime is 39070091. The reversal of 39070089 is 98007093.

It can be written as a sum of positive squares in 4 ways, for example, as 8732025 + 30338064 = 2955^2 + 5508^2 .

It is not a de Polignac number, because 39070089 - 23 = 39070081 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39070081) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 41229 + ... + 42165.

It is an arithmetic number, because the mean of its divisors is an integer number (2432703).

Almost surely, 239070089 is an apocalyptic number.

It is an amenable number.

39070089 is a deficient number, since it is larger than the sum of its proper divisors (19314783).

39070089 is a wasteful number, since it uses less digits than its factorization.

39070089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1097 (or 1094 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 39070089 is about 6250.6070905153. The cubic root of 39070089 is about 339.3241736812.

The spelling of 39070089 in words is "thirty-nine million, seventy thousand, eighty-nine".

Divisors: 1 3 9 41 113 123 339 369 937 1017 2811 4633 8433 13899 38417 41697 105881 115251 317643 345753 952929 4341121 13023363 39070089