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30143100210 = 2352011499637
BaseRepresentation
bin11100000100101010…
…110011010100110010
32212210201120010221220
4130010222303110302
5443213113201320
621503023125510
72114655060426
oct340452632462
985721503856
1030143100210
1111868aa3373
125a12a43896
132ac4c19592
14165d458b86
15bb6493e40
hex704ab3532

30143100210 has 32 divisors (see below), whose sum is σ = 72379559232. Its totient is φ = 8034146880.

The previous prime is 30143100203. The next prime is 30143100223. The reversal of 30143100210 is 1200134103.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 30143100210.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189489 + ... + 310148.

It is an arithmetic number, because the mean of its divisors is an integer number (2261861226).

Almost surely, 230143100210 is an apocalyptic number.

30143100210 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

30143100210 is an abundant number, since it is smaller than the sum of its proper divisors (42236459022).

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

30143100210 is a wasteful number, since it uses less digits than its factorization.

30143100210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 501658.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 30143100210 its reverse (1200134103), we get a palindrome (31343234313).

The spelling of 30143100210 in words is "thirty billion, one hundred forty-three million, one hundred thousand, two hundred ten".

Divisors: 1 2 3 5 6 10 15 30 2011 4022 6033 10055 12066 20110 30165 60330 499637 999274 1498911 2498185 2997822 4996370 7494555 14989110 1004770007 2009540014 3014310021 5023850035 6028620042 10047700070 15071550105 30143100210