Base | Representation |
---|---|
bin | 10011001111000… |
… | …10100111010100 |
3 | 102020121221202220 |
4 | 21213202213110 |
5 | 312302012330 |
6 | 24002302340 |
7 | 3666353211 |
oct | 1147424724 |
9 | 366557686 |
10 | 161360340 |
11 | 830a1459 |
12 | 460579b0 |
13 | 275789bb |
14 | 17604b08 |
15 | e275710 |
hex | 99e29d4 |
161360340 has 24 divisors (see below), whose sum is σ = 451809120. Its totient is φ = 43029408.
The previous prime is 161360333. The next prime is 161360359. The reversal of 161360340 is 43063161.
161360340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 161360340.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1344610 + ... + 1344729.
It is an arithmetic number, because the mean of its divisors is an integer number (18825380).
Almost surely, 2161360340 is an apocalyptic number.
161360340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.
It is an amenable number.
161360340 is an abundant number, since it is smaller than the sum of its proper divisors (290448780).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
161360340 is a wasteful number, since it uses less digits than its factorization.
161360340 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2689351 (or 2689349 counting only the distinct ones).
The product of its (nonzero) digits is 1296, while the sum is 24.
The square root of 161360340 is about 12702.7689894763. The cubic root of 161360340 is about 544.4177379962.
The spelling of 161360340 in words is "one hundred sixty-one million, three hundred sixty thousand, three hundred forty".
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