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200673220 = 225114871873
BaseRepresentation
bin10111111011000…
…00011111000100
3111222121020220111
423331200133010
5402333020340
631525042404
74654460056
oct1375403704
9458536814
10200673220
11a3302840
1257256404
1332761867
141c9198d6
151293daea
hexbf607c4

200673220 has 48 divisors (see below), whose sum is σ = 460914048. Its totient is φ = 72783360.

The previous prime is 200673203. The next prime is 200673247. The reversal of 200673220 is 22376002.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 200673191 and 200673200.

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, 106204 + ... + 108076.

It is an arithmetic number, because the mean of its divisors is an integer number (9602376).

Almost surely, 2200673220 is an apocalyptic number.

200673220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 200673220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (230457024).

200673220 is an abundant number, since it is smaller than the sum of its proper divisors (260240828).

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

200673220 is a wasteful number, since it uses less digits than its factorization.

200673220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2380 (or 2378 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 22.

The square root of 200673220 is about 14165.9175488212. The cubic root of 200673220 is about 585.4589818466.

The spelling of 200673220 in words is "two hundred million, six hundred seventy-three thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 220 487 974 1873 1948 2435 3746 4870 5357 7492 9365 9740 10714 18730 20603 21428 26785 37460 41206 53570 82412 103015 107140 206030 412060 912151 1824302 3648604 4560755 9121510 10033661 18243020 20067322 40134644 50168305 100336610 200673220