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200230023012 = 223128879129469
BaseRepresentation
bin1011101001111010100…
…0111010111101100100
3201010211101010001202020
42322132220322331210
511240032341214022
6231552344143140
720315613054015
oct2723650727544
9633741101666
10200230023012
1177a0a69a968
1232980767ab0
1315b5cb88a76
14999687b00c
15531d75e35c
hex2e9ea3af64

200230023012 has 24 divisors (see below), whose sum is σ = 467210620800. Its totient is φ = 66742307616.

The previous prime is 200230022981. The next prime is 200230023029. The reversal of 200230023012 is 210320032002.

It is a junction number, because it is equal to n+sod(n) for n = 200230022982 and 200230023000.

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, 1481814 + ... + 1611282.

It is an arithmetic number, because the mean of its divisors is an integer number (19467109200).

Almost surely, 2200230023012 is an apocalyptic number.

It is an amenable number.

200230023012 is an abundant number, since it is smaller than the sum of its proper divisors (266980597788).

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

200230023012 is a wasteful number, since it uses less digits than its factorization.

200230023012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258355 (or 258353 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

Adding to 200230023012 its reverse (210320032002), we get a palindrome (410550055014).

The spelling of 200230023012 in words is "two hundred billion, two hundred thirty million, twenty-three thousand, twelve".

Divisors: 1 2 3 4 6 12 128879 129469 257758 258938 386637 388407 515516 517876 773274 776814 1546548 1553628 16685835251 33371670502 50057505753 66743341004 100115011506 200230023012