Base | Representation |
---|---|
bin | 1000010010101011100… |
… | …1100100000100011000 |
3 | 111121200211200101222021 |
4 | 2010222321210010120 |
5 | 4313221113410114 |
6 | 145235312104224 |
7 | 13202064035611 |
oct | 2045271440430 |
9 | 447624611867 |
10 | 142453653784 |
11 | 55461412592 |
12 | 23737535074 |
13 | 10583015140 |
14 | 6c75456c08 |
15 | 3a8b345024 |
hex | 212ae64118 |
142453653784 has 16 divisors (see below), whose sum is σ = 287646801120. Its totient is φ = 65747840160.
The previous prime is 142453653761. The next prime is 142453653809. The reversal of 142453653784 is 487356354241.
It is a Harshad number since it is a multiple of its sum of digits (52).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 684873232 + ... + 684873439.
It is an arithmetic number, because the mean of its divisors is an integer number (17977925070).
Almost surely, 2142453653784 is an apocalyptic number.
It is an amenable number.
142453653784 is an abundant number, since it is smaller than the sum of its proper divisors (145193147336).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
142453653784 is a wasteful number, since it uses less digits than its factorization.
142453653784 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1369746690 (or 1369746686 counting only the distinct ones).
The product of its digits is 9676800, while the sum is 52.
The spelling of 142453653784 in words is "one hundred forty-two billion, four hundred fifty-three million, six hundred fifty-three thousand, seven hundred eighty-four".
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