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54070513 = 741293643
BaseRepresentation
bin1100111001000…
…0110011110001
310202202001210121
43032100303301
5102320224023
65210530241
71224406660
oct316206361
9122661717
1054070513
1128580a82
1216136981
13b2820b3
147276dd7
154b30d5d
hex3390cf1

54070513 has 16 divisors (see below), whose sum is σ = 63616896. Its totient is φ = 44991360.

The previous prime is 54070483. The next prime is 54070517. The reversal of 54070513 is 31507045.

54070513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 54070513 - 25 = 54070481 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54070517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83770 + ... + 84412.

It is an arithmetic number, because the mean of its divisors is an integer number (3976056).

Almost surely, 254070513 is an apocalyptic number.

It is an amenable number.

54070513 is a deficient number, since it is larger than the sum of its proper divisors (9546383).

54070513 is a wasteful number, since it uses less digits than its factorization.

54070513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 984.

The product of its (nonzero) digits is 2100, while the sum is 25.

The square root of 54070513 is about 7353.2654650842. The cubic root of 54070513 is about 378.1407634345.

Adding to 54070513 its reverse (31507045), we get a palindrome (85577558).

The spelling of 54070513 in words is "fifty-four million, seventy thousand, five hundred thirteen".

Divisors: 1 7 41 287 293 643 2051 4501 12013 26363 84091 184541 188399 1318793 7724359 54070513