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200203140 = 223531110729
BaseRepresentation
bin10111110111011…
…01101110000100
3111221201101002010
423323231232010
5402223000030
631511014220
74650461424
oct1373555604
9457641063
10200203140
11a3011645
125706a370
13326288c7
141c836484
15128996b0
hexbeedb84

200203140 has 48 divisors (see below), whose sum is σ = 562423680. Its totient is φ = 53210880.

The previous prime is 200203139. The next prime is 200203183. The reversal of 200203140 is 41302002.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13296 + ... + 24024.

It is an arithmetic number, because the mean of its divisors is an integer number (11717160).

Almost surely, 2200203140 is an apocalyptic number.

200203140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200203140 is an abundant number, since it is smaller than the sum of its proper divisors (362220540).

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

200203140 is a wasteful number, since it uses less digits than its factorization.

200203140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11052 (or 11050 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 200203140 is about 14149.3158845225. The cubic root of 200203140 is about 585.0014756337.

Adding to 200203140 its reverse (41302002), we get a palindrome (241505142).

The spelling of 200203140 in words is "two hundred million, two hundred three thousand, one hundred forty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 311 622 933 1244 1555 1866 3110 3732 4665 6220 9330 10729 18660 21458 32187 42916 53645 64374 107290 128748 160935 214580 321870 643740 3336719 6673438 10010157 13346876 16683595 20020314 33367190 40040628 50050785 66734380 100101570 200203140