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130312102 = 2438091873
BaseRepresentation
bin1111100010001…
…10011110100110
3100002012112121011
413301012132212
5231324441402
620533012434
73141430444
oct761063646
9302175534
10130312102
1167615458
123778411a
1320cc786b
1413441b94
15b690ed7
hex7c467a6

130312102 has 16 divisors (see below), whose sum is σ = 200368080. Its totient is φ = 63528192.

The previous prime is 130312097. The next prime is 130312111. The reversal of 130312102 is 201213031.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68638 + ... + 70510.

It is an arithmetic number, because the mean of its divisors is an integer number (12523005).

Almost surely, 2130312102 is an apocalyptic number.

130312102 is a deficient number, since it is larger than the sum of its proper divisors (70055978).

130312102 is a wasteful number, since it uses less digits than its factorization.

130312102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2727.

The product of its (nonzero) digits is 36, while the sum is 13.

The square root of 130312102 is about 11415.4326243029. The cubic root of 130312102 is about 506.9847741707.

Adding to 130312102 its reverse (201213031), we get a palindrome (331525133).

The spelling of 130312102 in words is "one hundred thirty million, three hundred twelve thousand, one hundred two".

Divisors: 1 2 43 86 809 1618 1873 3746 34787 69574 80539 161078 1515257 3030514 65156051 130312102