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538960479 = 31982311489
BaseRepresentation
bin100000000111111…
…110001001011111
31101120011000210020
4200013332021133
52100433213404
6125251443223
716233042231
oct4007761137
91346130706
10538960479
11257257a92
121305b6513
1387876735
1451818251
15324b1ed9
hex201fe25f

538960479 has 16 divisors (see below), whose sum is σ = 757420800. Its totient is φ = 339952896.

The previous prime is 538960459. The next prime is 538960483. The reversal of 538960479 is 974069835.

It is not a de Polignac number, because 538960479 - 213 = 538952287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (538960439) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 41167 + ... + 52655.

It is an arithmetic number, because the mean of its divisors is an integer number (47338800).

Almost surely, 2538960479 is an apocalyptic number.

538960479 is a deficient number, since it is larger than the sum of its proper divisors (218460321).

538960479 is a wasteful number, since it uses less digits than its factorization.

538960479 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12334.

The product of its (nonzero) digits is 1632960, while the sum is 51.

The square root of 538960479 is about 23215.5223718959. The cubic root of 538960479 is about 813.8024133715.

The spelling of 538960479 in words is "five hundred thirty-eight million, nine hundred sixty thousand, four hundred seventy-nine".

Divisors: 1 3 19 57 823 2469 11489 15637 34467 46911 218291 654873 9455447 28366341 179653493 538960479