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199205913060 = 22375711219283
BaseRepresentation
bin1011100110000110011…
…0010000000111100100
3201001012000001220000000
42321201212100013210
511230433203204220
6231303002021300
720251336215510
oct2714146200744
9631160056000
10199205913060
11775345a9a00
12327357a7830
1315a2895984b
1498da855140
1552ad8b9390
hex2e619901e4

199205913060 has 1152 divisors, whose sum is σ = 832555315200. Its totient is φ = 39076266240.

The previous prime is 199205913047. The next prime is 199205913149. The reversal of 199205913060 is 60319502991.

It is a happy number.

199205913060 is a `hidden beast` number, since 1 + 9 + 9 + 20 + 591 + 30 + 6 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a junction number, because it is equal to n+sod(n) for n = 199205912997 and 199205913015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 383 ways as a sum of consecutive naturals, for example, 703907679 + ... + 703907961.

Almost surely, 2199205913060 is an apocalyptic number.

199205913060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 199205913060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (416277657600).

199205913060 is an abundant number, since it is smaller than the sum of its proper divisors (633349402140).

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

199205913060 is a wasteful number, since it uses less digits than its factorization.

199205913060 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 361 (or 330 counting only the distinct ones).

The product of its (nonzero) digits is 131220, while the sum is 45.

The spelling of 199205913060 in words is "one hundred ninety-nine billion, two hundred five million, nine hundred thirteen thousand, sixty".