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103130271 = 3219603101
BaseRepresentation
bin1100010010110…
…10010010011111
321012001120010200
412021122102133
5202400132041
614122234543
72361410226
oct611322237
9235046120
10103130271
115323a332
122a655a53
131849b53a
14d9a7cbd
1590c21b6
hex625a49f

103130271 has 12 divisors (see below), whose sum is σ = 156806520. Its totient is φ = 65134800.

The previous prime is 103130257. The next prime is 103130299. The reversal of 103130271 is 172031301.

It is not a de Polignac number, because 103130271 - 26 = 103130207 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103130371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 301380 + ... + 301721.

It is an arithmetic number, because the mean of its divisors is an integer number (13067210).

Almost surely, 2103130271 is an apocalyptic number.

103130271 is a deficient number, since it is larger than the sum of its proper divisors (53676249).

103130271 is a wasteful number, since it uses less digits than its factorization.

103130271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 603126 (or 603123 counting only the distinct ones).

The product of its (nonzero) digits is 126, while the sum is 18.

The square root of 103130271 is about 10155.3075285783. The cubic root of 103130271 is about 468.9523533807.

Adding to 103130271 its reverse (172031301), we get a palindrome (275161572).

The spelling of 103130271 in words is "one hundred three million, one hundred thirty thousand, two hundred seventy-one".

Divisors: 1 3 9 19 57 171 603101 1809303 5427909 11458919 34376757 103130271