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142487242846 = 21341133665331
BaseRepresentation
bin1000010010110011100…
…1101100100001011110
3111121210011212220111121
42010230321230201132
54313303213232341
6145242512041154
713202652403114
oct2045471544136
9447704786447
10142487242846
1155479374543
12237468331ba
1310589c75920
146c79abbab4
153a8e27c4d1
hex212ce6c85e

142487242846 has 16 divisors (see below), whose sum is σ = 235785645648. Its totient is φ = 64159358400.

The previous prime is 142487242783. The next prime is 142487242883. The reversal of 142487242846 is 648242784241.

It is a super-2 number, since 2×1424872428462 (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 142487242793 and 142487242802.

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, 66831600 + ... + 66833731.

It is an arithmetic number, because the mean of its divisors is an integer number (14736602853).

Almost surely, 2142487242846 is an apocalyptic number.

142487242846 is a deficient number, since it is larger than the sum of its proper divisors (93298402802).

142487242846 is a wasteful number, since it uses less digits than its factorization.

142487242846 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133665387.

The product of its digits is 5505024, while the sum is 52.

The spelling of 142487242846 in words is "one hundred forty-two billion, four hundred eighty-seven million, two hundred forty-two thousand, eight hundred forty-six".

Divisors: 1 2 13 26 41 82 533 1066 133665331 267330662 1737649303 3475298606 5480278571 10960557142 71243621423 142487242846