Base | Representation |
---|---|
bin | 1001011111011000010… |
… | …1001101100101100000 |
3 | 120120211200221121121111 |
4 | 2113312011031211200 |
5 | 10132402320221311 |
6 | 202522311233104 |
7 | 14531225056345 |
oct | 2276605154540 |
9 | 516750847544 |
10 | 163042351456 |
11 | 6316717a906 |
12 | 27722678794 |
13 | 124b465c09a |
14 | 7c699c27cc |
15 | 4393ae9d21 |
hex | 25f614d960 |
163042351456 has 24 divisors (see below), whose sum is σ = 328454507304. Its totient is φ = 79625333760.
The previous prime is 163042351441. The next prime is 163042351457. The reversal of 163042351456 is 654153240361.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (163042351457) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59243665 + ... + 59246416.
It is an arithmetic number, because the mean of its divisors is an integer number (13685604471).
Almost surely, 2163042351456 is an apocalyptic number.
163042351456 is a gapful number since it is divisible by the number (16) formed by its first and last digit.
It is an amenable number.
163042351456 is an abundant number, since it is smaller than the sum of its proper divisors (165412155848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
163042351456 is a wasteful number, since it uses less digits than its factorization.
163042351456 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118490134 (or 118490126 counting only the distinct ones).
The product of its (nonzero) digits is 259200, while the sum is 40.
The spelling of 163042351456 in words is "one hundred sixty-three billion, forty-two million, three hundred fifty-one thousand, four hundred fifty-six".
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