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38160213 = 37131131237
BaseRepresentation
bin1001000110010…
…0011101010101
32122210201222020
42101210131111
534232111323
63441523353
7642233160
oct221443525
978721866
1038160213
111a5a4373
1210943559
137ba1310
1450d4ad7
15353bae3
hex2464755

38160213 has 32 divisors (see below), whose sum is σ = 63227136. Its totient is φ = 19934208.

The previous prime is 38160203. The next prime is 38160229. The reversal of 38160213 is 31206183.

It is not a de Polignac number, because 38160213 - 26 = 38160149 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38160203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 30231 + ... + 31467.

It is an arithmetic number, because the mean of its divisors is an integer number (1975848).

Almost surely, 238160213 is an apocalyptic number.

It is an amenable number.

38160213 is a deficient number, since it is larger than the sum of its proper divisors (25066923).

38160213 is a wasteful number, since it uses less digits than its factorization.

38160213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1373.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 38160213 is about 6177.3953248922. The cubic root of 38160213 is about 336.6693625681.

Adding to 38160213 its reverse (31206183), we get a palindrome (69366396).

The spelling of 38160213 in words is "thirty-eight million, one hundred sixty thousand, two hundred thirteen".

Divisors: 1 3 7 13 21 39 91 113 273 339 791 1237 1469 2373 3711 4407 8659 10283 16081 25977 30849 48243 112567 139781 337701 419343 978467 1817153 2935401 5451459 12720071 38160213