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200119930 = 2520011993
BaseRepresentation
bin10111110110110…
…01011001111010
3111221120010221021
423323121121322
5402212314210
631505133054
74646664013
oct1373313172
9457503837
10200119930
11a2a6507a
125702a18a
13325c9a7a
141c81400a
151287ebda
hexbed967a

200119930 has 8 divisors (see below), whose sum is σ = 360215892. Its totient is φ = 80047968.

The previous prime is 200119901. The next prime is 200120017. The reversal of 200119930 is 39911002.

It can be written as a sum of positive squares in 2 ways, for example, as 200024449 + 95481 = 14143^2 + 309^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 200119895 and 200119904.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10005987 + ... + 10006006.

Almost surely, 2200119930 is an apocalyptic number.

200119930 is a deficient number, since it is larger than the sum of its proper divisors (160095962).

200119930 is a wasteful number, since it uses less digits than its factorization.

200119930 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20012000.

The product of its (nonzero) digits is 486, while the sum is 25.

The square root of 200119930 is about 14146.3751540810. The cubic root of 200119930 is about 584.9204167679.

The spelling of 200119930 in words is "two hundred million, one hundred nineteen thousand, nine hundred thirty".

Divisors: 1 2 5 10 20011993 40023986 100059965 200119930