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199210980150 = 2335271317231181
BaseRepresentation
bin1011100110000111100…
…1100101001100110110
3201001012100121022202000
42321201321211030312
511230441002331100
6231303302400130
720251430251410
oct2714171451466
9631170538660
10199210980150
117753744a986
1232737430046
1315a29a12020
1498db3b39b0
1552ae06a900
hex2e61e65336

199210980150 has 1152 divisors, whose sum is σ = 744938987520. Its totient is φ = 38071296000.

The previous prime is 199210980109. The next prime is 199210980161. The reversal of 199210980150 is 51089012991.

It is a super-2 number, since 2×1992109801502 (a number of 23 digits) contains 22 as substring.

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 = 199210980096 and 199210980105.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 1100613060 + ... + 1100613240.

Almost surely, 2199210980150 is an apocalyptic number.

199210980150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 199210980150, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (372469493760).

199210980150 is an abundant number, since it is smaller than the sum of its proper divisors (545728007370).

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

199210980150 is a wasteful number, since it uses less digits than its factorization.

199210980150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 287 (or 259 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 45.

The spelling of 199210980150 in words is "one hundred ninety-nine billion, two hundred ten million, nine hundred eighty thousand, one hundred fifty".