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2150101212 = 223725596443
BaseRepresentation
bin1000000000100111…
…1111000011011100
312112211210110101020
42000021333003130
513400411214322
6553204044140
7104165362440
oct20011770334
95484713336
102150101212
11a03748956
12500093650
132835b034c
141657ac820
15c8b6205c
hex8027f0dc

2150101212 has 24 divisors (see below), whose sum is σ = 5733603456. Its totient is φ = 614314608.

The previous prime is 2150101189. The next prime is 2150101223. The reversal of 2150101212 is 2121010512.

It is a junction number, because it is equal to n+sod(n) for n = 2150101191 and 2150101200.

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, 12798138 + ... + 12798305.

It is an arithmetic number, because the mean of its divisors is an integer number (238900144).

Almost surely, 22150101212 is an apocalyptic number.

It is an amenable number.

2150101212 is an abundant number, since it is smaller than the sum of its proper divisors (3583502244).

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

2150101212 is a wasteful number, since it uses less digits than its factorization.

2150101212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25596457 (or 25596455 counting only the distinct ones).

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 2150101212 is about 46369.1838616985. The cubic root of 2150101212 is about 1290.6831331580.

Adding to 2150101212 its reverse (2121010512), we get a palindrome (4271111724).

The spelling of 2150101212 in words is "two billion, one hundred fifty million, one hundred one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 25596443 51192886 76789329 102385772 153578658 179175101 307157316 358350202 537525303 716700404 1075050606 2150101212