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383016137 = 71729412707
BaseRepresentation
bin10110110101000…
…101110011001001
3222200201020100212
4112311011303021
51241023004022
6102001210505
712330404060
oct2665056311
9880636325
10383016137
11187225769
12a8330a35
1361475c8a
1438c231d7
152395b3e2
hex16d45cc9

383016137 has 32 divisors (see below), whose sum is σ = 491339520. Its totient is φ = 290949120.

The previous prime is 383016083. The next prime is 383016143. The reversal of 383016137 is 731610383.

It is a de Polignac number, because none of the positive numbers 2k-383016137 is a prime.

It is a super-2 number, since 2×3830161372 = 293402722404805538, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (383016157) 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, 140138 + ... + 142844.

It is an arithmetic number, because the mean of its divisors is an integer number (15354360).

Almost surely, 2383016137 is an apocalyptic number.

It is an amenable number.

383016137 is a deficient number, since it is larger than the sum of its proper divisors (108323383).

383016137 is a wasteful number, since it uses less digits than its factorization.

383016137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2801.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 383016137 is about 19570.7980675291. The cubic root of 383016137 is about 726.2269431191.

The spelling of 383016137 in words is "three hundred eighty-three million, sixteen thousand, one hundred thirty-seven".

Divisors: 1 7 17 29 41 119 203 287 493 697 1189 2707 3451 4879 8323 18949 20213 46019 78503 110987 141491 322133 549521 776909 1334551 1886779 3218623 9341857 13207453 22530361 54716591 383016137