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142503012230 = 2514250301223
BaseRepresentation
bin1000010010110111010…
…1110110011110000110
3111121211021120002000212
42010231311312132012
54313321232342410
6145244234035422
713203233422025
oct2045565663606
9447737502025
10142503012230
1155487265297
122374bb78b72
1310590307517
146c7bc248bc
153a90844b05
hex212dd76786

142503012230 has 8 divisors (see below), whose sum is σ = 256505422032. Its totient is φ = 57001204888.

The previous prime is 142503012221. The next prime is 142503012233. The reversal of 142503012230 is 32210305241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 142503012196 and 142503012205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142503012233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7125150602 + ... + 7125150621.

It is an arithmetic number, because the mean of its divisors is an integer number (32063177754).

Almost surely, 2142503012230 is an apocalyptic number.

142503012230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

142503012230 is a deficient number, since it is larger than the sum of its proper divisors (114002409802).

142503012230 is a wasteful number, since it uses less digits than its factorization.

142503012230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14250301230.

The product of its (nonzero) digits is 1440, while the sum is 23.

Adding to 142503012230 its reverse (32210305241), we get a palindrome (174713317471).

The spelling of 142503012230 in words is "one hundred forty-two billion, five hundred three million, twelve thousand, two hundred thirty".

Divisors: 1 2 5 10 14250301223 28500602446 71251506115 142503012230