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12130213088 = 25759917843
BaseRepresentation
bin10110100110000010…
…00101110011100000
31011022101010200010102
423103001011303200
5144320313304323
65323400321532
7606412052510
oct132301056340
934271120112
1012130213088
1151652096a4
1224264732a8
1311b41262a6
14831035840
154aede2328
hex2d3045ce0

12130213088 has 48 divisors (see below), whose sum is σ = 27755602560. Its totient is φ = 5110544256.

The previous prime is 12130213013. The next prime is 12130213093. The reversal of 12130213088 is 88031203121.

It is a self number, because there is not a number n which added to its sum of digits gives 12130213088.

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, 445706 + ... + 472137.

It is an arithmetic number, because the mean of its divisors is an integer number (578241720).

Almost surely, 212130213088 is an apocalyptic number.

It is an amenable number.

12130213088 is an abundant number, since it is smaller than the sum of its proper divisors (15625389472).

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

12130213088 is an equidigital number, since it uses as much as digits as its factorization.

12130213088 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 917919 (or 917911 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 29.

The spelling of 12130213088 in words is "twelve billion, one hundred thirty million, two hundred thirteen thousand, eighty-eight".

Divisors: 1 2 4 7 8 14 16 28 32 56 59 112 118 224 236 413 472 826 944 1652 1888 3304 6608 13216 917843 1835686 3671372 6424901 7342744 12849802 14685488 25699604 29370976 51399208 54152737 102798416 108305474 205596832 216610948 379069159 433221896 758138318 866443792 1516276636 1732887584 3032553272 6065106544 12130213088