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3897537339 = 33737399391
BaseRepresentation
bin1110100001001111…
…1011001100111011
3101001121220102002210
43220103323030323
530440232143324
61442425430203
7165404343423
oct35023731473
911047812083
103897537339
111720070543
1290933b363
134a1628017
1428d8c1483
1517c285d29
hexe84fb33b

3897537339 has 16 divisors (see below), whose sum is σ = 5339164160. Its totient is φ = 2527187040.

The previous prime is 3897537313. The next prime is 3897537361. The reversal of 3897537339 is 9337357983.

It is not a de Polignac number, because 3897537339 - 27 = 3897537211 is a prime.

It is a Smith number, since the sum of its digits (57) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3897537139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 410334 + ... + 419724.

It is an arithmetic number, because the mean of its divisors is an integer number (333697760).

Almost surely, 23897537339 is an apocalyptic number.

3897537339 is a deficient number, since it is larger than the sum of its proper divisors (1441626821).

3897537339 is a wasteful number, since it uses less digits than its factorization.

3897537339 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13170.

The product of its digits is 12859560, while the sum is 57.

The square root of 3897537339 is about 62430.2598024388. The cubic root of 3897537339 is about 1573.7295324748.

The spelling of 3897537339 in words is "three billion, eight hundred ninety-seven million, five hundred thirty-seven thousand, three hundred thirty-nine".

Divisors: 1 3 37 111 3739 9391 11217 28173 138343 347467 415029 1042401 35112949 105338847 1299179113 3897537339