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212330300130 = 23451320164321
BaseRepresentation
bin1100010110111111011…
…1110100001011100010
3202022001122220211110000
43011233313310023202
511434323024101010
6241313155120430
721224512525614
oct3055767641342
9668048824400
10212330300130
1182059a12193
1235198ba3116
131703aa30260
14a3c391cdb4
1557cabdb7c0
hex316fdf42e2

212330300130 has 80 divisors (see below), whose sum is σ = 614850506424. Its totient is φ = 52265917440.

The previous prime is 212330300113. The next prime is 212330300131. The reversal of 212330300130 is 31003033212.

Adding to 212330300130 its reverse (31003033212), we get a palindrome (243333333342).

212330300130 is a `hidden beast` number, since 2 + 1 + 2 + 330 + 300 + 1 + 30 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 174261997809 + 38068302321 = 417447^2 + 195111^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (212330300131) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 10071631 + ... + 10092690.

Almost surely, 2212330300130 is an apocalyptic number.

212330300130 is an abundant number, since it is smaller than the sum of its proper divisors (402520206294).

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

212330300130 is a wasteful number, since it uses less digits than its factorization.

212330300130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20164353 (or 20164344 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 18.

The spelling of 212330300130 in words is "two hundred twelve billion, three hundred thirty million, three hundred thousand, one hundred thirty".

Divisors: 1 2 3 5 6 9 10 13 15 18 26 27 30 39 45 54 65 78 81 90 117 130 135 162 195 234 270 351 390 405 585 702 810 1053 1170 1755 2106 3510 5265 10530 20164321 40328642 60492963 100821605 120985926 181478889 201643210 262136173 302464815 362957778 524272346 544436667 604929630 786408519 907394445 1088873334 1310680865 1572817038 1633310001 1814788890 2359225557 2621361730 2722183335 3266620002 3932042595 4718451114 5444366670 7077676671 7864085190 8166550005 11796127785 14155353342 16333100010 21233030013 23592255570 35388383355 42466060026 70776766710 106165150065 212330300130