Base | Representation |
---|---|
bin | 100000011011001011101010… |
… | …101111101111101100010100 |
3 | 200200220221120111001110020000 |
4 | 200123023222233233230110 |
5 | 122142421421242441302 |
6 | 1223144011431011300 |
7 | 42015621543363414 |
oct | 4033135257575424 |
9 | 620827514043200 |
10 | 142605442546452 |
11 | 414906a06682a6 |
12 | 13bb1a82209b30 |
13 | 617583534b052 |
14 | 27301d6ba0644 |
15 | 117476505831c |
hex | 81b2eabefb14 |
142605442546452 has 120 divisors (see below), whose sum is σ = 392769242896800. Its totient is φ = 44993194576704.
The previous prime is 142605442546451. The next prime is 142605442546459. The reversal of 142605442546452 is 254645244506241.
142605442546452 is a `hidden beast` number, since 1 + 4 + 2 + 6 + 0 + 5 + 4 + 42 + 546 + 4 + 52 = 666.
It is a Harshad number since it is a multiple of its sum of digits (54).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (142605442546451) by changing a digit.
It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 3400827 + ... + 17227202.
It is an arithmetic number, because the mean of its divisors is an integer number (3273077024140).
Almost surely, 2142605442546452 is an apocalyptic number.
142605442546452 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
142605442546452 is an abundant number, since it is smaller than the sum of its proper divisors (250163800350348).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142605442546452 is a wasteful number, since it uses less digits than its factorization.
142605442546452 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20629187 (or 20629176 counting only the distinct ones).
The product of its (nonzero) digits is 36864000, while the sum is 54.
The spelling of 142605442546452 in words is "one hundred forty-two trillion, six hundred five billion, four hundred forty-two million, five hundred forty-six thousand, four hundred fifty-two".
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