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12030130302 = 233890351539
BaseRepresentation
bin10110011010000110…
…10011100001111110
31011001101210221100120
423031003103201332
5144114203132202
65305423235410
7604055264121
oct131503234176
934041727316
1012030130302
115113770a53
1223b8a48b66
131199483bc8
14821a223b8
154a62230bc
hex2cd0d387e

12030130302 has 16 divisors (see below), whose sum is σ = 24061345920. Its totient is φ = 4009862552.

The previous prime is 12030130283. The next prime is 12030130313. The reversal of 12030130302 is 20303103021.

It is a super-2 number, since 2×120301303022 (a number of 21 digits) contains 22 as substring.

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, 207649 + ... + 259187.

It is an arithmetic number, because the mean of its divisors is an integer number (1503834120).

Almost surely, 212030130302 is an apocalyptic number.

12030130302 is an abundant number, since it is smaller than the sum of its proper divisors (12031215618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12030130302 is a wasteful number, since it uses less digits than its factorization.

12030130302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90447.

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 12030130302 its reverse (20303103021), we get a palindrome (32333233323).

The spelling of 12030130302 in words is "twelve billion, thirty million, one hundred thirty thousand, three hundred two".

Divisors: 1 2 3 6 38903 51539 77806 103078 116709 154617 233418 309234 2005021717 4010043434 6015065151 12030130302