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54243834635 = 51921115491747
BaseRepresentation
bin110010100001001011…
…110011101100001011
312012000100100022022102
4302201023303230023
51342042410202020
640530321344015
73630132662324
oct624113635413
9165010308272
1054243834635
1121006259901
12a61a19800b
135166055793
1428a81d744b
151627232475
hexca12f3b0b

54243834635 has 32 divisors (see below), whose sum is σ = 68927136000. Its totient is φ = 40866456960.

The previous prime is 54243834577. The next prime is 54243834649. The reversal of 54243834635 is 53643834245.

54243834635 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 54243834635 - 222 = 54239640331 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54243834635.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 31048832 + ... + 31050578.

It is an arithmetic number, because the mean of its divisors is an integer number (2153973000).

Almost surely, 254243834635 is an apocalyptic number.

54243834635 is a deficient number, since it is larger than the sum of its proper divisors (14683301365).

54243834635 is a wasteful number, since it uses less digits than its factorization.

54243834635 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3531.

The product of its digits is 4147200, while the sum is 47.

The spelling of 54243834635 in words is "fifty-four billion, two hundred forty-three million, eight hundred thirty-four thousand, six hundred thirty-five".

Divisors: 1 5 19 95 211 1055 1549 1747 4009 7745 8735 20045 29431 33193 147155 165965 326839 368617 1634195 1843085 2706103 6209941 7003723 13530515 31049705 35018615 51415957 257079785 570987733 2854938665 10848766927 54243834635