Base | Representation |
---|---|
bin | 100000011110101011100010… |
… | …010001011010010101011100 |
3 | 200201202221000200220101221120 |
4 | 200132223202101122111130 |
5 | 122210341214021424000 |
6 | 1223450244010530540 |
7 | 42042161355561360 |
oct | 4036534221322534 |
9 | 621687020811846 |
10 | 142845818545500 |
11 | 4157363164a154 |
12 | 14030587736a50 |
13 | 61923c25a9805 |
14 | 273babb3672a0 |
15 | 117ab32ed66a0 |
hex | 81eae245a55c |
142845818545500 has 384 divisors, whose sum is σ = 499985116839936. Its totient is φ = 31001053824000.
The previous prime is 142845818545487. The next prime is 142845818545511. The reversal of 142845818545500 is 5545818548241.
It is a Harshad number since it is a multiple of its sum of digits (60).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 13111402 + ... + 21391598.
It is an arithmetic number, because the mean of its divisors is an integer number (1302044575104).
Almost surely, 2142845818545500 is an apocalyptic number.
142845818545500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 142845818545500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (249992558419968).
142845818545500 is an abundant number, since it is smaller than the sum of its proper divisors (357139298294436).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142845818545500 is a wasteful number, since it uses less digits than its factorization.
142845818545500 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8280310 (or 8280298 counting only the distinct ones).
The product of its (nonzero) digits is 40960000, while the sum is 60.
The spelling of 142845818545500 in words is "one hundred forty-two trillion, eight hundred forty-five billion, eight hundred eighteen million, five hundred forty-five thousand, five hundred".
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