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38140888376 = 234767611047
BaseRepresentation
bin100011100001010111…
…111100010100111000
310122110002210212210102
4203201113330110320
51111103031412001
625304403334532
72520111126203
oct434127742470
9118402725712
1038140888376
11151a259aa58
127485381448
13379ab66a06
141bbb70893a
15ed36a3e6b
hex8e15fc538

38140888376 has 8 divisors (see below), whose sum is σ = 71514165720. Its totient is φ = 19070444184.

The previous prime is 38140888349. The next prime is 38140888391. The reversal of 38140888376 is 67388804183.

It is a happy number.

38140888376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×381408883762 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2383805516 + ... + 2383805531.

It is an arithmetic number, because the mean of its divisors is an integer number (8939270715).

Almost surely, 238140888376 is an apocalyptic number.

It is an amenable number.

38140888376 is a deficient number, since it is larger than the sum of its proper divisors (33373277344).

38140888376 is a wasteful number, since it uses less digits than its factorization.

38140888376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4767611053 (or 4767611049 counting only the distinct ones).

The product of its (nonzero) digits is 6193152, while the sum is 56.

The spelling of 38140888376 in words is "thirty-eight billion, one hundred forty million, eight hundred eighty-eight thousand, three hundred seventy-six".

Divisors: 1 2 4 8 4767611047 9535222094 19070444188 38140888376