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57838142741 = 431345073087
BaseRepresentation
bin110101110111011011…
…000000010100010101
312112021211200002002212
4311313123000110111
51421423031031431
642323120043205
74115166046601
oct656733002425
9175254602085
1057838142741
112259013a775
12b261a63505
1355b98c1c02
142b29704501
151787a6c72b
hexd776c0515

57838142741 has 4 divisors (see below), whose sum is σ = 59183215872. Its totient is φ = 56493069612.

The previous prime is 57838142737. The next prime is 57838142743. The reversal of 57838142741 is 14724183875.

57838142741 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 57838142741 - 22 = 57838142737 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 57838142741.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (57838142743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 672536501 + ... + 672536586.

It is an arithmetic number, because the mean of its divisors is an integer number (14795803968).

Almost surely, 257838142741 is an apocalyptic number.

It is an amenable number.

57838142741 is a deficient number, since it is larger than the sum of its proper divisors (1345073131).

57838142741 is a wasteful number, since it uses less digits than its factorization.

57838142741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1345073130.

The product of its digits is 1505280, while the sum is 50.

The spelling of 57838142741 in words is "fifty-seven billion, eight hundred thirty-eight million, one hundred forty-two thousand, seven hundred forty-one".

Divisors: 1 43 1345073087 57838142741