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7138118826040 = 235178452970651
BaseRepresentation
bin110011111011111100100…
…0010010111100000111000
3221021101201202220022120211
41213313321002113200320
51413422331404413130
623103112335200504
71334466144626266
oct147677102274070
927241652808524
107138118826040
112302293a94664
129734b9676134
133ca177548a27
141a96b5a9b436
15c5a2b1d0a2a
hex67df9097838

7138118826040 has 16 divisors (see below), whose sum is σ = 16060767358680. Its totient is φ = 2855247530400.

The previous prime is 7138118825923. The next prime is 7138118826077. The reversal of 7138118826040 is 406288118317.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89226485286 + ... + 89226485365.

Almost surely, 27138118826040 is an apocalyptic number.

It is an amenable number.

7138118826040 is an abundant number, since it is smaller than the sum of its proper divisors (8922648532640).

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

7138118826040 is a wasteful number, since it uses less digits than its factorization.

7138118826040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178452970662 (or 178452970658 counting only the distinct ones).

The product of its (nonzero) digits is 516096, while the sum is 49.

The spelling of 7138118826040 in words is "seven trillion, one hundred thirty-eight billion, one hundred eighteen million, eight hundred twenty-six thousand, forty".

Divisors: 1 2 4 5 8 10 20 40 178452970651 356905941302 713811882604 892264853255 1427623765208 1784529706510 3569059413020 7138118826040