Base | Representation |
---|---|
bin | 1001011010111000010… |
… | …1010010000110000000 |
3 | 120110201111222211221200 |
4 | 2112232011102012000 |
5 | 10122414102112433 |
6 | 202202401021200 |
7 | 14456256535251 |
oct | 2265605220600 |
9 | 513644884850 |
10 | 161834410368 |
11 | 626a733a894 |
12 | 27446024800 |
13 | 12351317247 |
14 | 7b933c6b28 |
15 | 4322a41613 |
hex | 25ae152180 |
161834410368 has 48 divisors (see below), whose sum is σ = 465695376900. Its totient is φ = 53944803072.
The previous prime is 161834410333. The next prime is 161834410391. The reversal of 161834410368 is 863014438161.
161834410368 is a `hidden beast` number, since 161 + 83 + 44 + 10 + 368 = 666.
It is a tau number, because it is divible by the number of its divisors (48).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 70239478 + ... + 70241781.
Almost surely, 2161834410368 is an apocalyptic number.
161834410368 is a gapful number since it is divisible by the number (18) formed by its first and last digit.
It is an amenable number.
161834410368 is an abundant number, since it is smaller than the sum of its proper divisors (303860966532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161834410368 is a wasteful number, since it uses less digits than its factorization.
161834410368 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 140481279 (or 140481264 counting only the distinct ones).
The product of its (nonzero) digits is 331776, while the sum is 45.
The spelling of 161834410368 in words is "one hundred sixty-one billion, eight hundred thirty-four million, four hundred ten thousand, three hundred sixty-eight".
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