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130263271 = 318350627
BaseRepresentation
bin1111100001110…
…10100011100111
3100002010001121121
413300322203213
5231321411041
620531554411
73141135205
oct760724347
9302101547
10130263271
11675917a6
123775ba07
1320cab578
141342c075
15b6817d1
hex7c3a8e7

130263271 has 8 divisors (see below), whose sum is σ = 136088064. Its totient is φ = 124539960.

The previous prime is 130263239. The next prime is 130263293. The reversal of 130263271 is 172362031.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 130263271 - 25 = 130263239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (130263071) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22741 + ... + 27886.

It is an arithmetic number, because the mean of its divisors is an integer number (17011008).

Almost surely, 2130263271 is an apocalyptic number.

130263271 is a deficient number, since it is larger than the sum of its proper divisors (5824793).

130263271 is an equidigital number, since it uses as much as digits as its factorization.

130263271 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50741.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 130263271 is about 11413.2936087704. The cubic root of 130263271 is about 506.9214398984.

The spelling of 130263271 in words is "one hundred thirty million, two hundred sixty-three thousand, two hundred seventy-one".

Divisors: 1 31 83 2573 50627 1569437 4202041 130263271