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203423141130 = 23511797802959
BaseRepresentation
bin1011110101110011110…
…1101100110100001010
3201110001220112021100020
42331130331230310022
511313102311004010
6233241251521310
720461005112206
oct2753475546412
9643056467306
10203423141130
11792a9072860
1233511bb9236
131624b588081
149bba993b06
155458c4d470
hex2f5cf6cd0a

203423141130 has 64 divisors (see below), whose sum is σ = 539340595200. Its totient is φ = 48690457920.

The previous prime is 203423141123. The next prime is 203423141137. The reversal of 203423141130 is 31141324302.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (203423141123) and next prime (203423141137).

It is a self number, because there is not a number n which added to its sum of digits gives 203423141130.

It is not an unprimeable number, because it can be changed into a prime (203423141137) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3875410 + ... + 3927549.

It is an arithmetic number, because the mean of its divisors is an integer number (8427196800).

Almost surely, 2203423141130 is an apocalyptic number.

203423141130 is an abundant number, since it is smaller than the sum of its proper divisors (335917454070).

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

203423141130 is a wasteful number, since it uses less digits than its factorization.

203423141130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7803059.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 203423141130 its reverse (31141324302), we get a palindrome (234564465432).

The spelling of 203423141130 in words is "two hundred three billion, four hundred twenty-three million, one hundred forty-one thousand, one hundred thirty".

Divisors: 1 2 3 5 6 10 11 15 22 30 33 55 66 79 110 158 165 237 330 395 474 790 869 1185 1738 2370 2607 4345 5214 8690 13035 26070 7802959 15605918 23408877 39014795 46817754 78029590 85832549 117044385 171665098 234088770 257497647 429162745 514995294 616433761 858325490 1232867522 1287488235 1849301283 2574976470 3082168805 3698602566 6164337610 6780771371 9246506415 13561542742 18493012830 20342314113 33903856855 40684628226 67807713710 101711570565 203423141130