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38013282 = 2323757077
BaseRepresentation
bin1001000100000…
…0100101100010
32122112021102100
42101000211202
534212411112
63434431230
7641051616
oct221004542
978467370
1038013282
111a503a3a
1210892516
137b4c488
145097346
15350d2dc
hex2440962

38013282 has 24 divisors (see below), whose sum is σ = 84589596. Its totient is φ = 12328416.

The previous prime is 38013211. The next prime is 38013289. The reversal of 38013282 is 28231083.

38013282 is a `hidden beast` number, since 380 + 1 + 3 + 282 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 37711881 + 301401 = 6141^2 + 549^2 .

It is not an unprimeable number, because it can be changed into a prime (38013289) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 27873 + ... + 29204.

Almost surely, 238013282 is an apocalyptic number.

38013282 is an abundant number, since it is smaller than the sum of its proper divisors (46576314).

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

38013282 is a wasteful number, since it uses less digits than its factorization.

38013282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57122 (or 57119 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 27.

The square root of 38013282 is about 6165.4912213059. The cubic root of 38013282 is about 336.2367060797.

The spelling of 38013282 in words is "thirty-eight million, thirteen thousand, two hundred eighty-two".

Divisors: 1 2 3 6 9 18 37 74 111 222 333 666 57077 114154 171231 342462 513693 1027386 2111849 4223698 6335547 12671094 19006641 38013282