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142503154514 = 2793431089457
BaseRepresentation
bin1000010010110111011…
…0011001001101010010
3111121211021211022012122
42010231312121031102
54313321301421024
6145244241054242
713203234553610
oct2045566311522
9447737738178
10142503154514
1155487352186
1223750027382
1310590357206
146c7bc606b0
153a90871d5e
hex212dd99352

142503154514 has 16 divisors (see below), whose sum is σ = 244317493248. Its totient is φ = 61066187712.

The previous prime is 142503154499. The next prime is 142503154523. The reversal of 142503154514 is 415451305241.

It is a happy 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, 413927 + ... + 675530.

It is an arithmetic number, because the mean of its divisors is an integer number (15269843328).

Almost surely, 2142503154514 is an apocalyptic number.

142503154514 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

142503154514 is a deficient number, since it is larger than the sum of its proper divisors (101814338734).

142503154514 is a wasteful number, since it uses less digits than its factorization.

142503154514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098809.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 142503154514 its reverse (415451305241), we get a palindrome (557954459755).

The spelling of 142503154514 in words is "one hundred forty-two billion, five hundred three million, one hundred fifty-four thousand, five hundred fourteen".

Divisors: 1 2 7 14 9343 18686 65401 130802 1089457 2178914 7626199 15252398 10178796751 20357593502 71251577257 142503154514