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38382022182 = 2372273940189
BaseRepresentation
bin100011101111101111…
…110010111000100110
310200001220112202012010
4203233233302320212
51112101244202212
625344335535050
72526066543210
oct435757627046
9120056482163
1038382022182
1115306718399
12753208a486
133808ac393a
141c017575b0
15ee993603c
hex8efbf2e26

38382022182 has 32 divisors (see below), whose sum is σ = 87736377600. Its totient is φ = 10965536928.

The previous prime is 38382022171. The next prime is 38382022183. The reversal of 38382022182 is 28122028383.

It is a super-2 number, since 2×383820221822 (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 38382022182.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38382022183) 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, 934944 + ... + 975132.

It is an arithmetic number, because the mean of its divisors is an integer number (2741761800).

Almost surely, 238382022182 is an apocalyptic number.

38382022182 is an abundant number, since it is smaller than the sum of its proper divisors (49354355418).

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

38382022182 is a wasteful number, since it uses less digits than its factorization.

38382022182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62940.

The product of its (nonzero) digits is 73728, while the sum is 39.

The spelling of 38382022182 in words is "thirty-eight billion, three hundred eighty-two million, twenty-two thousand, one hundred eighty-two".

Divisors: 1 2 3 6 7 14 21 42 22739 40189 45478 68217 80378 120567 136434 159173 241134 281323 318346 477519 562646 843969 955038 1687938 913857671 1827715342 2741573013 5483146026 6397003697 12794007394 19191011091 38382022182