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13550144230 = 257863224303
BaseRepresentation
bin11001001111010011…
…01100101011100110
31021222022222122110201
430213221230223212
5210222314103410
610120322341114
7656533216450
oct144751545346
937868878421
1013550144230
115823780a07
122761aba79a
13137c362a2c
149278552d0
155448c283a
hex327a6cae6

13550144230 has 32 divisors (see below), whose sum is σ = 27907006464. Its totient is φ = 4640359776.

The previous prime is 13550144221. The next prime is 13550144239. The reversal of 13550144230 is 3244105531.

It is an interprime number because it is at equal distance from previous prime (13550144221) and next prime (13550144239).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13550144239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51742 + ... + 172561.

It is an arithmetic number, because the mean of its divisors is an integer number (872093952).

Almost surely, 213550144230 is an apocalyptic number.

13550144230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13550144230 is an abundant number, since it is smaller than the sum of its proper divisors (14356862234).

13550144230 is a wasteful number, since it uses less digits than its factorization.

13550144230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225180.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 13550144230 its reverse (3244105531), we get a palindrome (16794249761).

The spelling of 13550144230 in words is "thirteen billion, five hundred fifty million, one hundred forty-four thousand, two hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 863 1726 4315 6041 8630 12082 30205 60410 224303 448606 1121515 1570121 2243030 3140242 7850605 15701210 193573489 387146978 967867445 1355014423 1935734890 2710028846 6775072115 13550144230