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200340032120 = 23515731901279
BaseRepresentation
bin1011101010010100110…
…0100100101001111000
3201011010001010002212122
42322211030210221320
511240244022011440
6232011314100412
720321420114204
oct2724514445170
9634101102778
10200340032120
1177a667a8388
12329b157a708
1315b798c5307
1499a7315b04
15532823e7b5
hex2ea5324a78

200340032120 has 32 divisors (see below), whose sum is σ = 453636201600. Its totient is φ = 79625589888.

The previous prime is 200340032119. The next prime is 200340032177. The reversal of 200340032120 is 21230043002.

It is a super-2 number, since 2×2003400321202 (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15944360 + ... + 15956919.

It is an arithmetic number, because the mean of its divisors is an integer number (14176131300).

Almost surely, 2200340032120 is an apocalyptic number.

200340032120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200340032120 is an abundant number, since it is smaller than the sum of its proper divisors (253296169480).

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

200340032120 is a wasteful number, since it uses less digits than its factorization.

200340032120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31901447 (or 31901443 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 200340032120 its reverse (21230043002), we get a palindrome (221570075122).

The spelling of 200340032120 in words is "two hundred billion, three hundred forty million, thirty-two thousand, one hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 157 314 628 785 1256 1570 3140 6280 31901279 63802558 127605116 159506395 255210232 319012790 638025580 1276051160 5008500803 10017001606 20034003212 25042504015 40068006424 50085008030 100170016060 200340032120