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200083421 = 1733073559
BaseRepresentation
bin10111110110100…
…00011111011101
3111221111021212002
423323100133131
5402210132141
631504252045
74646452406
oct1373203735
9457437762
10200083421
11a2a3a6aa
1257011025
13325b6275
141c8049ad
1512873e9b
hexbed07dd

200083421 has 8 divisors (see below), whose sum is σ = 211976640. Its totient is φ = 188203968.

The previous prime is 200083409. The next prime is 200083439. The reversal of 200083421 is 124380002.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-200083421 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 200083393 and 200083402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200083451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54440 + ... + 57998.

It is an arithmetic number, because the mean of its divisors is an integer number (26497080).

Almost surely, 2200083421 is an apocalyptic number.

It is an amenable number.

200083421 is a deficient number, since it is larger than the sum of its proper divisors (11893219).

200083421 is a wasteful number, since it uses less digits than its factorization.

200083421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6883.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 200083421 is about 14145.0846939847. The cubic root of 200083421 is about 584.8848445018.

The spelling of 200083421 in words is "two hundred million, eighty-three thousand, four hundred twenty-one".

Divisors: 1 17 3307 3559 56219 60503 11769613 200083421