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200398130 = 25194722441
BaseRepresentation
bin10111111000111…
…01010100110010
3111222002021112222
423330131110302
5402300220010
631515121042
74652233052
oct1374352462
9458067488
10200398130
11a3135099
1257143182
133269659a
141c887562
15128d7355
hexbf1d532

200398130 has 32 divisors (see below), whose sum is σ = 387797760. Its totient is φ = 74321280.

The previous prime is 200398127. The next prime is 200398169. The reversal of 200398130 is 31893002.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 200398130.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2291 + ... + 20150.

It is an arithmetic number, because the mean of its divisors is an integer number (12118680).

Almost surely, 2200398130 is an apocalyptic number.

200398130 is a deficient number, since it is larger than the sum of its proper divisors (187399630).

200398130 is a wasteful number, since it uses less digits than its factorization.

200398130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22514.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 200398130 is about 14156.2046467265. The cubic root of 200398130 is about 585.1913368328.

The spelling of 200398130 in words is "two hundred million, three hundred ninety-eight thousand, one hundred thirty".

Divisors: 1 2 5 10 19 38 47 94 95 190 235 470 893 1786 4465 8930 22441 44882 112205 224410 426379 852758 1054727 2109454 2131895 4263790 5273635 10547270 20039813 40079626 100199065 200398130